Nume: Yuichi Sugita
Å¢ara: Japonia
Data naşterii: 18.09.88, 37 Vârsta
Clasament ATP: 899
TOP poziţie în clasament: 36 (09.10.17, 1209 puncte)
Puncte: 15
Premii: 3013099 $
Total meciuri: 913
Victorii: 526
Succes: 57.61 %
Å¢ara: Japonia
Data naşterii: 18.09.88, 37 Vârsta
Clasament ATP: 899
TOP poziţie în clasament: 36 (09.10.17, 1209 puncte)
Puncte: 15
Premii: 3013099 $
Total meciuri: 913
Victorii: 526
Succes: 57.61 %
| an | sumar | Hard | Zgura | In. Hard | Carpet | Iarbă | Acryl |
| 2023 | 1/3 | 1/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2022 | 2/13 | 1/4 | 0/2 | 1/3 | 0/0 | 0/4 | 0/0 |
| 2021 | 7/14 | 3/5 | 0/3 | 3/3 | 0/0 | 1/3 | 0/0 |
| 2020 | 15/15 | 10/8 | 1/3 | 4/4 | 0/0 | 0/0 | 0/0 |
| 2019 | 46/28 | 28/16 | 0/0 | 10/6 | 1/1 | 7/5 | 0/0 |
| 2018 | 13/32 | 6/16 | 0/6 | 3/6 | 0/0 | 4/4 | 0/0 |
| 2017 | 47/25 | 26/12 | 5/5 | 2/3 | 2/1 | 12/4 | 0/0 |
| 2016 | 34/28 | 21/16 | 0/0 | 7/6 | 1/2 | 5/4 | 0/0 |
| 2015 | 50/30 | 27/18 | 2/2 | 12/5 | 3/1 | 6/4 | 0/0 |
| 2014 | 39/24 | 29/16 | 1/2 | 3/2 | 3/1 | 3/3 | 0/0 |
| 2013 | 33/28 | 22/22 | 0/0 | 3/1 | 6/2 | 2/3 | 0/0 |
| 2012 | 58/28 | 44/17 | 3/6 | 2/1 | 5/2 | 4/2 | 0/0 |
| 2011 | 30/23 | 19/15 | 3/2 | 0/1 | 3/2 | 5/3 | 0/0 |
| 2010 | 33/22 | 23/13 | 0/4 | 1/1 | 4/1 | 0/3 | 5/0 |
| 2009 | 39/25 | 25/19 | 10/2 | 0/0 | 4/3 | 0/1 | 0/0 |
| 2008 | 44/15 | 36/10 | 3/3 | 0/0 | 5/2 | 0/0 | 0/0 |
| 2007 | 9/18 | 5/14 | 1/2 | 1/1 | 2/1 | 0/0 | 0/0 |
| 2006 | 26/11 | 9/7 | 7/2 | 0/0 | 10/2 | 0/0 | 0/0 |
| 2005 | 0/4 | 0/3 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2004 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| ÃŽN TOTAL | 526/387 | 335/235 | 36/44 | 52/43 | 49/22 | 49/43 | 5/0 |
| succes % | 57.61 % | 58.77 % | 45 % | 54.74 % | 69.01 % | 53.26 % | 100 % |
Yuichi Sugita / nejucate / ultimele
| nu a fost găsit nici un meci |
Yuichi Sugita form / suprafaţa: Hard
Yuichi Sugita / suprafaţa: Hard
| 06.03.23 | 1-a rundă de calif. | Thanasi Kokkinakis | Yuichi Sugita | 7-65, 6-3 |  | detaliu meci |  Indian Wells | Hard |
| 25.02.23 | 1-a rundă de calif. | Luciano Darderi | Yuichi Sugita | 7-5, 6-0 | | detaliu meci |  Acapulco | Hard |
| 11.01.23 | 2-a rundă de calif. | Emilio Nava | Yuichi Sugita | 6-3, 3-6, 6-3 | | detaliu meci |  Melbourne | Hard |
| 10.01.23 | 1-a rundă de calif. | Yuichi Sugita | Norbert Gombos | 6-4, 6-1 |  | detaliu meci | ||
| 24.11.22 | a 2-a rundă | Colin Sinclair | Yuichi Sugita | 6-4, 6-3 | | detaliu meci |  Yokkaichi Challenger | Hard |
| 21.11.22 | 1-a rundă | Yuichi Sugita | Rio Noguchi | 6-4, 1-6, 6-1 | | detaliu meci | ||
| 07.11.22 | 1-a rundă | Nam Hoang Ly | Yuichi Sugita | 6-75, 6-3, 6-4 | | detaliu meci | Matsuyama Challenger | Hard |
| 30.10.22 | 1-a rundă | Tung-Lin Wu | Yuichi Sugita | 6-3, 6-3 | | detaliu meci | Yokohama Challenger | Hard |
| 25.04.22 | 1-a rundă | Juan Alejandro Hernandez | Yuichi Sugita | 6-3, 3-1, Yuichi Sugita - retragere | | detaliu meci | Morelos Challenger | Hard |
| 30.08.21 | 1-a rundă | Casper Ruud | Yuichi Sugita | 6-3, 6-2, 6-2 | | detaliu meci | New York | Hard |
| 27.08.21 | Calificare | Ivo Karlovic | Yuichi Sugita | 6-3, 7-65 | | detaliu meci | ||
| 26.08.21 | 2-a rundă de calif. | Yuichi Sugita | Thanasi Kokkinakis | 7-64, 4-6, 7-64 | | detaliu meci | ||
| 25.08.21 | 1-a rundă de calif. | Yuichi Sugita | Mario Vilella Martinez | 3-6, 6-3, 6-2 | | detaliu meci | ||
| 24.07.21 | 1-a rundă | Fabio Fognini | Yuichi Sugita | 6-4, 6-3 | | detaliu meci | Tokyo | Hard |
| 08.02.21 | 1-a rundă | Bernard Tomic | Yuichi Sugita | 3-6, 6-1, 4-1, Yuichi Sugita - retragere | | detaliu meci | Melbourne | Hard |
| 03.02.21 | a 2-a rundă | Felix Auger Aliassime | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | Melbourne | Hard |
| 02.02.21 | 1-a rundă | Yuichi Sugita | Quentin Halys | 3-6, 7-63, 7-5 | | detaliu meci | ||
| 01.09.20 | 1-a rundă | Ugo Humbert | Yuichi Sugita | 6-3, 6-4, 6-3 | | detaliu meci | New York | Hard |
| 20.08.20 | 1-a rundă de calif. | Mackenzie Mcdonald | Yuichi Sugita | 7-63, 6-3 | | detaliu meci | New York | Hard |
| 04.03.20 | a 2-a rundă | Brandon Nakashima | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Indian Wells | Hard |
| 23.02.20 | Calificare | Yasutaka Uchiyama | Yuichi Sugita | 6-4, 7-67 | | detaliu meci |  Dubai | Hard |
| 22.02.20 | 1-a rundă de calif. | Yuichi Sugita | Petros Tsitsipas | 6-3, 6-2 | | detaliu meci | ||
| 14.02.20 | Sfert de finală | Benjamin Bonzi | Yuichi Sugita | 6-75, 7-5, 6-4 | | detaliu meci |  Bengalaru Challenger | Hard |
| 13.02.20 | a 3-a rundă | Yuichi Sugita | Niki Kaliyanda Poonacha | 7-5, 6-3 | | detaliu meci | ||
| 11.02.20 | a 2-a rundă | Yuichi Sugita | Vaclav Safranek | 6-4, 6-3 | | detaliu meci | ||
| 07.02.20 | Sfert de finală | Ricardas Berankis | Yuichi Sugita | 4-6, 7-64, 6-2 | | detaliu meci | Pune | Hard |
| 05.02.20 | a 2-a rundă | Yuichi Sugita | Viktor Troicki | Viktor Troicki - nu s-a prezentat | | detaliu meci | ||
| 03.02.20 | 1-a rundă | Yuichi Sugita | Thomas Fabbiano | 6-3, 6-0 | | detaliu meci | ||
| 23.01.20 | a 2-a rundă | Andrey Rublev | Yuichi Sugita | 6-2, 6-3, 7-65 | | detaliu meci | Melbourne | Hard |
| 21.01.20 | 1-a rundă | Yuichi Sugita | Elliot Benchetrit | 6-2, 6-0, 6-3 | | detaliu meci | ||
| 13.01.20 | Finală | Jeff Wolf | Yuichi Sugita | 6-2, 6-2 | | detaliu meci |  Noumea Challenger | Hard |
| 11.01.20 | Semifinală | Yuichi Sugita | Cedrik-Marcel Stebe | 7-5, 4-6, 6-3 | | detaliu meci | ||
| 10.01.20 | Sfert de finală | Yuichi Sugita | Martin Klizan | 6-1, 6-2 | | detaliu meci | ||
| 09.01.20 | a 3-a rundă | Yuichi Sugita | Marco Trungelliti | 2-6, 6-4, 7-68 | | detaliu meci | ||
| 07.01.20 | a 2-a rundă | Yuichi Sugita | Hiroki Moriya | 4-6, 6-4, 6-3 | | detaliu meci | ||
| 31.10.19 | a 3-a rundă | Roman Safiullin | Yuichi Sugita | 2-6, 7-5, 6-3 | | detaliu meci |  Shenzhen Challenger | Hard |
| 30.10.19 | a 2-a rundă | Yuichi Sugita | Fajing Sun | 7-5, 6-2 | | detaliu meci | ||
| 30.09.19 | 1-a rundă | Marin Cilic | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Tokyo | Hard |
| 22.09.19 | Calificare | Dominik Koepfer | Yuichi Sugita | 7-65, 6-3 | | detaliu meci | Zhuhai | Hard |
| 21.09.19 | 1-a rundă de calif. | Yuichi Sugita | Zhao Zhao | 6-0, 6-0 | | detaliu meci | ||
| 14.09.19 | Semifinală | Di Wu | Yuichi Sugita | 6-4, 7-62 | | detaliu meci | Shanghai Challenger | Hard |
| 13.09.19 | Sfert de finală | Yuichi Sugita | Enrique Lopez-Perez | 6-4, 7-63 | | detaliu meci | ||
| 12.09.19 | a 3-a rundă | Yuichi Sugita | Kaichi Uchida | 7-62, 6-3 | | detaliu meci | ||
| 11.09.19 | a 2-a rundă | Yuichi Sugita | Harry Bourchier | 6-3, 6-3 | | detaliu meci | ||
| 21.08.19 | 2-a rundă de calif. | Jenson Brooksby | Yuichi Sugita | 7-64, 7-63 | | detaliu meci | New York | Hard |
| 19.08.19 | 1-a rundă de calif. | Yuichi Sugita | Marc Polmans | 6-3, 6-4 | | detaliu meci | ||
| 11.08.19 | Finală | Yuichi Sugita | James Duckworth | 3-6, 6-3, 7-61 | | detaliu meci | Yokkaichi Challenger | Hard |
| 10.08.19 | Semifinală | Yuichi Sugita | Sho Shimabukuro | 7-5, 6-3 | | detaliu meci | ||
| 09.08.19 | Sfert de finală | Yuichi Sugita | Hyeon Chung | Hyeon Chung - nu s-a prezentat | | detaliu meci | ||
| 08.08.19 | a 3-a rundă | Yuichi Sugita | Tsung-Hua Yang | 6-3, 6-1 | | detaliu meci | ||
| 07.08.19 | a 2-a rundă | Yuichi Sugita | Yuya Ito | 6-3, 3-6, 6-2 | | detaliu meci | ||
| 04.08.19 | Finală | Hyeon Chung | Yuichi Sugita | 6-4, 6-3 | | detaliu meci | Chengdu Challenger | Hard |
| 03.08.19 | Semifinală | Yuichi Sugita | Yan Bai | 6-1, 6-3 | | detaliu meci | ||
| 02.08.19 | Sfert de finală | Yuichi Sugita | James Duckworth | 3-6, 7-65, 6-4 | | detaliu meci | ||
| 01.08.19 | a 3-a rundă | Yuichi Sugita | Harri Heliovaara | 7-62, Harri Heliovaara - retragere | | detaliu meci | ||
| 31.07.19 | a 2-a rundă | Yuichi Sugita | Jie Cui | 6-1, 6-4 | | detaliu meci | ||
| 28.07.19 | Finală | Yuichi Sugita | Joao Menezes | 7-62, 1-6, 6-2 | | detaliu meci | Binghamton Challenger | Hard |
| 27.07.19 | Semifinală | Yuichi Sugita | Mitchell Krueger | 6-3, 4-6, 6-4 | | detaliu meci | ||
| 26.07.19 | Sfert de finală | Yuichi Sugita | Max Purcell | 6-3, 6-1 | | detaliu meci | ||
| 25.07.19 | a 3-a rundă | Yuichi Sugita | Edan Leshem | 6-3, 7-64 | | detaliu meci | ||
| 24.07.19 | a 2-a rundă | Yuichi Sugita | Roberto Ortega-Olmedo | 7-5, 6-1 | | detaliu meci | ||
| 16.05.19 | a 3-a rundă | Soon-Woo Kwon | Yuichi Sugita | 6-4, 6-75, 6-4 | | detaliu meci |  Gwangju Challenger | Hard |
| 14.05.19 | a 2-a rundă | Yuichi Sugita | Ji Sung Nam | 6-2, 6-2 | | detaliu meci | ||
| 08.05.19 | a 2-a rundă | Duckhee Lee | Yuichi Sugita | 5-7, 6-3, 7-63 | | detaliu meci | Busan Challenger | Hard |
| 01.05.19 | a 2-a rundă | Yunseong Chung | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Seoul Challenger | Hard |
| 20.03.19 | a 2-a rundă | Yunseong Chung | Yuichi Sugita | 4-6, 7-5, 6-2 | | detaliu meci | Zhangjiagang Challenger | Hard |
| 12.03.19 | a 2-a rundă | Duckhee Lee | Yuichi Sugita | 6-3, 6-4 | | detaliu meci | Shenzhen Challenger | Hard |
| 01.03.19 | Semifinală | Soon-Woo Kwon | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Yokohama Challenger | Hard |
| 28.02.19 | Sfert de finală | Yuichi Sugita | Dudi Sela | 2-6, 6-4, 7-5 | | detaliu meci | ||
| 27.02.19 | a 3-a rundă | Yuichi Sugita | Filip Peliwo | 6-4, 6-2 | | detaliu meci | ||
| 25.02.19 | a 2-a rundă | Yuichi Sugita | Daniel Nguyen | 2-6, 6-4, 7-5 | | detaliu meci | ||
| 21.02.19 | a 3-a rundă | Alejandro Davidovich Fokina | Yuichi Sugita | 6-2, 6-1 | | detaliu meci |  Bangkok Challenger | Hard |
| 19.02.19 | a 2-a rundă | Yuichi Sugita | Di Wu | 6-2, 6-4 | | detaliu meci | ||
| 14.02.19 | a 3-a rundă | Tobias Kamke | Yuichi Sugita | 3-6, 6-0, 6-4 | | detaliu meci | Bangkok Challenger | Hard |
| 13.02.19 | a 2-a rundă | Yuichi Sugita | Dimitar Kuzmanov | 6-4, 6-4 | | detaliu meci | ||
| 10.01.19 | 2-a rundă de calif. | Lorenzo Sonego | Yuichi Sugita | 6-1, 6-2 | | detaliu meci | Melbourne | Hard |
| 09.01.19 | 1-a rundă de calif. | Yuichi Sugita | Lorenzo Giustino | 7-61, 2-6, 6-4 | | detaliu meci | ||
| 03.01.19 | a 3-a rundă | Jurij Rodionov | Yuichi Sugita | 6-1, 7-64 | | detaliu meci | Noumea Challenger | Hard |
| 01.01.19 | a 2-a rundă | Yuichi Sugita | Daniel Masur | 6-4, 1-6, 6-2 | | detaliu meci | ||
| 01.11.18 | a 2-a rundă | Aleksandr Nedovyesov | Yuichi Sugita | 7-64, 6-4 | | detaliu meci | Shenzhen Challenger | Hard |
| 30.10.18 | 1-a rundă | Yuichi Sugita | Brayden Schnur | 6-3, 6-2 | | detaliu meci | ||
| 25.10.18 | a 2-a rundă | Zhe Li | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Liuzhou Challenger | Hard |
| 23.10.18 | 1-a rundă | Yuichi Sugita | Renta Tokuda | 6-2, 7-5 | | detaliu meci | ||
| 25.09.18 | 1-a rundă | Alex De Minaur | Yuichi Sugita | 6-3, 6-0 | | detaliu meci | Shenzhen | Hard |
| 28.08.18 | 1-a rundă | Richard Gasquet | Yuichi Sugita | 6-3, 6-1, 6-3 | | detaliu meci | New York | Hard |
| 20.08.18 | 1-a rundă | Leonardo Mayer | Yuichi Sugita | 6-3, 7-64 | | detaliu meci | Winston-Salem | Hard |
| 11.08.18 | 1-a rundă de calif. | Yoshihito Nishioka | Yuichi Sugita | 6-71, 6-3, 6-3 | | detaliu meci | Cincinnati | Hard |
| 06.08.18 | 1-a rundă | Ilya Ivashka | Yuichi Sugita | 6-2, 6-3 | | detaliu meci |  Toronto | Hard |
| 31.07.18 | 1-a rundă | Vincent Millot | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Washington | Hard |
| 21.03.18 | 1-a rundă | Robin Haase | Yuichi Sugita | 6-4, 3-6, 6-1 | | detaliu meci | Miami | Hard |
| 14.03.18 | 1-a rundă | Matteo Berrettini | Yuichi Sugita | 3-6, 6-1, 7-63 | | detaliu meci | Irving Challenger | Hard |
| 08.03.18 | 1-a rundă | Horacio Zeballos | Yuichi Sugita | 6-75, 6-4, 7-64 | | detaliu meci | Indian Wells | Hard |
| 01.03.18 | Sfert de finală | Lucas Pouille | Yuichi Sugita | 3-6, 6-3, 6-2 | | detaliu meci | Dubai | Hard |
| 28.02.18 | a 2-a rundă | Yuichi Sugita | Jan-Lennard Struff | 7-64, 6-4 | | detaliu meci | ||
| 27.02.18 | 1-a rundă | Yuichi Sugita | Ilya Ivashka | 7-5, 6-1 | | detaliu meci | ||
| 17.01.18 | a 2-a rundă | Ivo Karlovic | Yuichi Sugita | 7-63, 6-73, 7-5, 4-6, 12-10 | | detaliu meci | Melbourne | Hard |
| 15.01.18 | 1-a rundă | Yuichi Sugita | Jack Sock | 6-1, 7-64, 5-7, 6-3 | | detaliu meci | ||
| 08.01.18 | 1-a rundă | Karen Khachanov | Yuichi Sugita | 6-1, 3-6, 6-4 | | detaliu meci |  Auckland | Hard |
| 04.01.18 | Karen Khachanov | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Perth | Hard | |
| 02.01.18 | Yuichi Sugita | Jack Sock | 7-61, 1-1, Jack Sock - retragere | | detaliu meci | |||
| 30.12.17 | Roger Federer | Yuichi Sugita | 6-4, 6-3 | | detaliu meci | |||
| 10.10.17 | 1-a rundă | Sam Querrey | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Shanghai | Hard |
| 06.10.17 | Sfert de finală | Adrian Mannarino | Yuichi Sugita | 6-2, 6-4 | | detaliu meci | Tokyo | Hard |
| 05.10.17 | a 2-a rundă | Yuichi Sugita | Milos Raonic | 1-0, Milos Raonic - retragere | | detaliu meci | ||
| 03.10.17 | 1-a rundă | Yuichi Sugita | Benoit Paire | 6-4, Benoit Paire - retragere | | detaliu meci | ||
| 30.09.17 | Semifinală | Denis Istomin | Yuichi Sugita | 6-2, 6-74, 6-0 | | detaliu meci | Chengdu | Hard |
| 29.09.17 | Sfert de finală | Yuichi Sugita | Dusan Lajovic | 6-2, 6-4 | | detaliu meci | ||
| 27.09.17 | a 2-a rundă | Yuichi Sugita | Thiago Moura Monteiro | 6-4, 6-1 | | detaliu meci | ||
| 25.09.17 | 1-a rundă | Yuichi Sugita | Mate Pavic | 6-1, Mate Pavic - retragere | | detaliu meci | ||
| 18.09.17 | Yuichi Sugita | Thiago Moura Monteiro | 6-3, 6-2, 6-3 | | detaliu meci | Davis Cup | Hard | |
| 15.09.17 | Rubber 1 | Yuichi Sugita | Guilherme Clezar | 6-2, 7-5, 7-65 | | detaliu meci | ||
| 31.08.17 | a 2-a rundă | Leonardo Mayer | Yuichi Sugita | 6-73, 6-4, 6-3, 6-4 | | detaliu meci | New York | Hard |
| 30.08.17 | 1-a rundă | Yuichi Sugita | Geoffrey Blancaneaux | 6-2, 6-2, 6-0 | | detaliu meci | ||
| 22.08.17 | a 2-a rundă | Taylor Harry Fritz | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Winston-Salem | Hard |
| 18.08.17 | Sfert de finală | Grigor Dimitrov | Yuichi Sugita | 6-2, 6-1 | | detaliu meci | Cincinnati | Hard |
| 17.08.17 | a 3-a rundă | Yuichi Sugita | Karen Khachanov | 6-70, 6-3, 6-3 | | detaliu meci | ||
| 16.08.17 | a 2-a rundă | Yuichi Sugita | Joao Sousa | 3-6, 7-65, 6-1 | | detaliu meci | ||
| 15.08.17 | 1-a rundă | Yuichi Sugita | Jack Sock | 7-5, 6-4 | | detaliu meci | ||
| 08.08.17 | 1-a rundă | David Goffin | Yuichi Sugita | 4-6, 6-1, 6-4 | | detaliu meci | Montreal | Hard |
| 21.03.17 | 1-a rundă | Ilya Ivashka | Yuichi Sugita | 5-7, 6-1, 6-4 | | detaliu meci | Quanzhou Challenger | Hard |
| 19.03.17 | Finală | Yuichi Sugita | Blaz Kavcic | 7-66, 6-4 | | detaliu meci | Shenzhen Challenger | Hard |
| 18.03.17 | Semifinală | Yuichi Sugita | Yuki Bhambri | 4-6, 6-4, 6-3 | | detaliu meci | ||
| 17.03.17 | Sfert de finală | Yuichi Sugita | Thomas Fabbiano | 6-2, 6-4 | | detaliu meci | ||
| 16.03.17 | a 2-a rundă | Yuichi Sugita | Jan Satral | 6-75, 6-3, 6-2 | | detaliu meci | ||
| 14.03.17 | 1-a rundă | Yuichi Sugita | Zhizhen Zhang | 6-2, 6-2 | | detaliu meci | ||
| 09.03.17 | a 2-a rundă | Ze Zhang | Yuichi Sugita | 6-75, 6-4, 7-65 | | detaliu meci | Zhuhai Challenger | Hard |
| 07.03.17 | 1-a rundă | Yuichi Sugita | Enrique Lopez-Perez | 6-2, 6-4 | | detaliu meci | ||
| 04.03.17 | Finală | Yuichi Sugita | Soon-Woo Kwon | 6-4, 2-6, 7-62 | | detaliu meci | Yokohama Challenger | Hard |
| 03.03.17 | Semifinală | Yuichi Sugita | Blake Mott | 4-6, 7-66, 6-2 | | detaliu meci | ||
| 02.03.17 | Sfert de finală | Yuichi Sugita | Ze Zhang | 6-2, 6-1 | | detaliu meci | ||
| 28.02.17 | a 2-a rundă | Yuichi Sugita | Di Wu | 6-4, 6-4 | | detaliu meci | ||
| 26.02.17 | 1-a rundă | Yuichi Sugita | Agustin Velotti | 6-4, 6-4 | | detaliu meci | ||
| 25.01.17 | 1-a rundă | Tennys Sandgren | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Maui Challenger | Hard |
| 13.01.17 | 2-a rundă de calif. | Andrey Rublev | Yuichi Sugita | 6-4, 7-62 | | detaliu meci | Melbourne | Hard |
| 11.01.17 | 1-a rundă de calif. | Yuichi Sugita | Marc Polmans | 6-1, 6-1 | | detaliu meci | ||
| 07.01.17 | Semifinală | Janko Tipsarevic | Yuichi Sugita | 6-1, 7-68 | | detaliu meci | Bangkok Challenger | Hard |
| 06.01.17 | Sfert de finală | Yuichi Sugita | Jeremy Jahn | 6-0, 6-4 | | detaliu meci | ||
| 05.01.17 | a 2-a rundă | Yuichi Sugita | Marsel Ilhan | 6-2, 6-4 | | detaliu meci | ||
| 03.01.17 | 1-a rundă | Yuichi Sugita | Nils Langer | 7-67, 5-7, 6-0 | | detaliu meci | ||
| 11.10.16 | 1-a rundă | Marcel Granollers | Yuichi Sugita | 7-5, 7-62 | | detaliu meci | Shanghai | Hard |
| 09.10.16 | Calificare | Yuichi Sugita | Yen-Hsun Lu | 7-66, 3-6, 6-3 | | detaliu meci | ||
| 08.10.16 | 1-a rundă de calif. | Yuichi Sugita | Edouard Roger-Vasselin | 6-2, 7-5 | | detaliu meci | ||
| 04.10.16 | 1-a rundă | Gael Monfils | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | Tokyo | Hard |
| 24.09.16 | Semifinală | Duckhee Lee | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | .png){kind=small} Kaohsiung Challenger | Hard |
| 23.09.16 | Sfert de finală | Yuichi Sugita | Matija Pecotic | 4-6, 7-63, 6-3 | | detaliu meci | ||
| 22.09.16 | a 2-a rundă | Yuichi Sugita | Matthew Ebden | 7-64, 6-3 | | detaliu meci | ||
| 20.09.16 | 1-a rundă | Yuichi Sugita | Alexander Sarkissian | 6-4, 7-5 | | detaliu meci | ||
| 25.08.16 | 2-a rundă de calif. | Alessandro Giannessi | Yuichi Sugita | 6-3, 3-6, 7-5 | | detaliu meci | New York | Hard |
| 24.08.16 | 1-a rundă de calif. | Yuichi Sugita | Alexandre Sidorenko | 6-2, 6-3 | | detaliu meci | ||
| 18.08.16 | a 3-a rundă | Milos Raonic | Yuichi Sugita | 6-1, 3-6, 6-1 | | detaliu meci | Cincinnati | Hard |
| 17.08.16 | 1-a rundă | Yuichi Sugita | Alexander Zverev | 6-74, 6-4, 6-2 | | detaliu meci | ||
| 17.08.16 | a 2-a rundă | Yuichi Sugita | Nicolas Mahut | 6-3, 7-5 | | detaliu meci | ||
| 14.08.16 | Calificare | Yuichi Sugita | Kyle Edmund | 6-4, 6-3 | | detaliu meci | ||
| 13.08.16 | 1-a rundă de calif. | Yuichi Sugita | Guido Pella | 6-1, 5-7, 7-5 | | detaliu meci | ||
| 09.08.16 | a 2-a rundă | Gilles Simon | Yuichi Sugita | 7-63, 6-2 | | detaliu meci |  Rio de | Hard |
| 06.08.16 | 1-a rundă | Yuichi Sugita | Brian Baker | 5-7, 7-5, 6-4 | | detaliu meci | ||
| 25.07.16 | 1-a rundă | Grigor Dimitrov | Yuichi Sugita | 5-7, 7-65, 6-4 | | detaliu meci | Toronto | Hard |
| 20.07.16 | a 2-a rundă | Borna Coric | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Washington | Hard |
| 18.07.16 | 1-a rundă | Yuichi Sugita | Vasek Pospisil | 1-6, 6-2, 7-64 | | detaliu meci | ||
| 16.05.16 | 1-a rundă | Alexander Ward | Yuichi Sugita | 6-3, 3-6, 6-1 | | detaliu meci | Bangkok Challenger | Hard |
| 11.05.16 | a 2-a rundă | Duckhee Lee | Yuichi Sugita | 7-5, 5-7, 6-4 | | detaliu meci | Seoul Challenger | Hard |
| 09.05.16 | 1-a rundă | Yuichi Sugita | Hogi Kang | 6-1, 6-1 | | detaliu meci | ||
| 06.05.16 | Sfert de finală | Daniel Evans | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Busan Challenger | Hard |
| 05.05.16 | a 2-a rundă | Yuichi Sugita | Duckhee Lee | 4-6, 7-610, 6-0 | | detaliu meci | ||
| 03.05.16 | 1-a rundă | Yuichi Sugita | Di Wu | 3-6, 7-5, 6-4 | | detaliu meci | ||
| 30.03.16 | 1-a rundă | Pedja Krstin | Yuichi Sugita | 7-5, 6-1 | | detaliu meci | Leon Challenger | Hard |
| 21.03.16 | 1-a rundă de calif. | James Ward | Yuichi Sugita | 3-6, 6-0, 6-3 | | detaliu meci | Miami | Hard |
| 09.03.16 | Calificare | Renzo Olivo | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Indian Wells | Hard |
| 08.03.16 | 1-a rundă de calif. | Yuichi Sugita | Matt Reid | 6-1, 6-2 | | detaliu meci | ||
| 19.01.16 | 1-a rundă | Gael Monfils | Yuichi Sugita | 6-1, 6-3, 6-2 | | detaliu meci | Melbourne | Hard |
| 16.01.16 | Calificare | Yuichi Sugita | Dennis Novikov | 6-4, 4-6, 6-3 | | detaliu meci | ||
| 14.01.16 | 2-a rundă de calif. | Yuichi Sugita | Yannick Mertens | 6-3, 5-7, 6-4 | | detaliu meci | ||
| 13.01.16 | 1-a rundă de calif. | Yuichi Sugita | Ante Pavic | 7-5, 4-6, 6-1 | | detaliu meci | ||
| 08.01.16 | Sfert de finală | Konstantin Kravchuk | Yuichi Sugita | 4-6, 6-2, 6-4 | | detaliu meci | Bangkok Challenger | Hard |
| 06.01.16 | a 2-a rundă | Yuichi Sugita | Jason Jung | 6-3, 6-4 | | detaliu meci | ||
| 04.01.16 | 1-a rundă | Yuichi Sugita | Duckhee Lee | 6-3, 2-6, 6-3 | | detaliu meci | ||
| 19.11.15 | Sfert de finală | Matthew Ebden | Yuichi Sugita | 6-4, 1-6, 6-0 | | detaliu meci | Yokohama Challenger | Hard |
| 17.11.15 | a 2-a rundă | Yuichi Sugita | Masato Shiga | 6-1, 6-2 | | detaliu meci | ||
| 15.11.15 | 1-a rundă | Yuichi Sugita | Sora Fukuda | 6-1, 6-0 | | detaliu meci | ||
| 08.11.15 | Finală | Yuichi Sugita | Stephane Robert | 6-2, 1-6, 6-3 | | detaliu meci | Hua Hin | Hard |
| 07.11.15 | Semifinală | Yuichi Sugita | Jurgen Zopp | 7-5, 2-6, 6-3 | | detaliu meci | ||
| 06.11.15 | Sfert de finală | Yuichi Sugita | Yoshihito Nishioka | 7-64, 7-5 | | detaliu meci | ||
| 05.11.15 | a 2-a rundă | Yuichi Sugita | Pruchya Isarow | 6-1, 6-2 | | detaliu meci | ||
| 03.11.15 | 1-a rundă | Yuichi Sugita | Yuki Bhambri | 6-0, Yuki Bhambri - retragere | | detaliu meci | ||
| 03.10.15 | 1-a rundă de calif. | Hiroki Moriya | Yuichi Sugita | 6-2, 2-6, 7-61 | | detaliu meci | Tokyo | Hard |
| 17.09.15 | a 2-a rundă | Yan Bai | Yuichi Sugita | 6-4, 6-3 | | detaliu meci | Nanchang Challenger | Hard |
| 15.09.15 | 1-a rundă | Yuichi Sugita | Jonathan Eysseric | 6-3, 6-3 | | detaliu meci | ||
| 11.09.15 | Sfert de finală | Di Wu | Yuichi Sugita | 6-2, 2-6, 7-64 | | detaliu meci | Shanghai Challenger | Hard |
| 10.09.15 | a 2-a rundă | Yuichi Sugita | Nicolas Meister | 6-4, 7-65 | | detaliu meci | ||
| 08.09.15 | 1-a rundă | Yuichi Sugita | Runhao Hua | 6-3, 7-5 | | detaliu meci | ||
| 27.08.15 | 2-a rundă de calif. | Andrey Rublev | Yuichi Sugita | 6-3, 6-4 | | detaliu meci | New York | Hard |
| 26.08.15 | 1-a rundă de calif. | Yuichi Sugita | Gerald Melzer | 7-5, 6-4 | | detaliu meci | ||
| 06.09.15 | Finală | Yuichi Sugita | Marco Trungelliti | 6-4, 6-2 | | detaliu meci | Bangkok Challenger | Hard |
| 05.09.15 | Semifinală | Yuichi Sugita | Ti Chen | 6-2, 6-3 | | detaliu meci | ||
| 04.09.15 | Sfert de finală | Yuichi Sugita | Ze Zhang | 7-5, 7-62 | | detaliu meci | ||
| 03.09.15 | a 2-a rundă | Yuichi Sugita | Kittiphong Wachiramanowong | 6-1, 6-2 | | detaliu meci | ||
| 01.09.15 | 1-a rundă | Yuichi Sugita | Jimmy Wang | 6-3, 6-3 | | detaliu meci | ||
| 01.08.15 | 1-a rundă de calif. | Eric Quigley | Yuichi Sugita | 6-3, 5-7, 6-4 | | detaliu meci | Washington | Hard |
| 27.07.15 | Calificare | Austin Krajicek | Yuichi Sugita | 6-2, 6-1 | | detaliu meci | Atlanta | Hard |
| 26.07.15 | 2-a rundă de calif. | Yuichi Sugita | Tommy Paul | 6-3, 6-3 | | detaliu meci | ||
| 25.07.15 | 1-a rundă de calif. | Yuichi Sugita | Kevin King | 6-4, 3-6, 6-3 | | detaliu meci | ||
| 23.07.15 | a 2-a rundă | Victor Estrella | Yuichi Sugita | 6-4, 6-74, 6-2 | | detaliu meci |  Bogota | Hard |
| 20.07.15 | 1-a rundă | Yuichi Sugita | Nicolas Barrientos | 3-6, 6-3, 6-4 | | detaliu meci | ||
| 12.05.15 | 1-a rundă | Dimitar Kutrovsky | Yuichi Sugita | 6-4, 7-64 | | detaliu meci | Seoul Challenger | Hard |
| 18.03.15 | a 2-a rundă | Uladzimir Ignatik | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Shenzhen Challenger | Hard |
| 16.03.15 | 1-a rundă | Yuichi Sugita | Xin Gao | 5-7, 6-3, 6-3 | | detaliu meci | ||
| 13.03.15 | a 2-a rundă | Kimmer Coppejans | Yuichi Sugita | 4-6, 6-3, 7-65 | | detaliu meci | Guangzhou Challenger | Hard |
| 12.03.15 | 1-a rundă | Yuichi Sugita | Zhe Li | 6-4, 7-64 | | detaliu meci | ||
| 17.02.15 | 1-a rundă | Mohamed Safwat | Yuichi Sugita | 5-7, 6-3, 6-4 | | detaliu meci | New Delhi | Hard |
| 12.02.15 | a 2-a rundă | Bjorn Fratangelo | Yuichi Sugita | Yuichi Sugita - nu s-a prezentat | | detaliu meci | Launceston Challenger | Hard |
| 10.02.15 | 1-a rundă | Yuichi Sugita | Marc Polmans | 6-4, 4-6, 6-3 | | detaliu meci | ||
| 08.02.15 | Calificare | Yuichi Sugita | Tennys Sandgren | 4-6, 6-4, 6-2 | | detaliu meci | ||
| 07.02.15 | 2-a rundă de calif. | Yuichi Sugita | Daniel Groom | 6-0, 6-3 | | detaliu meci | ||
| 03.02.15 | 1-a rundă | Matthew Ebden | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Burnie Challenger | Hard |
| 27.01.15 | 1-a rundă | Matthew Ebden | Yuichi Sugita | 7-62, 7-5 | | detaliu meci | Hong Kong | Hard |
| 17.01.15 | Calificare | Alexander Kudryavtsev | Yuichi Sugita | 7-5, 6-4 | | detaliu meci | Melbourne | Hard |
| 15.01.15 | 2-a rundă de calif. | Yuichi Sugita | Jozef Kovalik | 6-2, 6-1 | | detaliu meci | ||
| 14.01.15 | 1-a rundă de calif. | Yuichi Sugita | Tennys Sandgren | 3-6, 6-4, 6-1 | | detaliu meci | ||
| 11.01.15 | 2-a rundă de calif. | Stefano Travaglia | Yuichi Sugita | 6-3, 7-5 | | detaliu meci | Sydney | Hard |
| 10.01.15 | 1-a rundă de calif. | Yuichi Sugita | Blake Mott | 3-6, 6-2, 6-2 | | detaliu meci | ||
| 05.01.15 | 1-a rundă | Guilherme Clezar | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Noumea Challenger | Hard |
| 10.11.14 | 1-a rundă | Ze Zhang | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Yokohama Challenger | Hard |
| 26.10.14 | Finală | Yuichi Sugita | Adrian Menendez-Maceiras | 6-71, 6-4, 6-4 | | detaliu meci | Pune Challenger | Hard |
| 24.10.14 | Semifinală | Yuichi Sugita | Saketh-Sai Myneni | 7-66, 6-4 | | detaliu meci | ||
| 23.10.14 | Sfert de finală | Yuichi Sugita | Yuki Bhambri | 6-3, 6-4 | | detaliu meci | ||
| 22.10.14 | a 2-a rundă | Yuichi Sugita | Toshihide Matsui | 6-4, 7-5 | | detaliu meci | ||
| 21.10.14 | 1-a rundă | Yuichi Sugita | Ramkumar Ramanathan | 7-5, 7-64 | | detaliu meci | ||
| 04.10.14 | 1-a rundă de calif. | Filip Krajinovic | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | Shanghai | Hard |
| 09.09.14 | 1-a rundă | Marcus Daniell | Yuichi Sugita | 7-5, 6-3 | | detaliu meci |  Istanbul Challenger | Hard |
| 22.08.14 | Calificare | Matthias Bachinger | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | New York | Hard |
| 21.08.14 | 2-a rundă de calif. | Yuichi Sugita | Adrian Menendez-Maceiras | 1-6, 7-5, 6-3 | | detaliu meci | ||
| 20.08.14 | 1-a rundă de calif. | Yuichi Sugita | Tim Puetz | 6-3, 6-4 | | detaliu meci | ||
| 03.08.14 | Calificare | Brayden Schnur | Yuichi Sugita | 6-1, 6-3 | | detaliu meci | Toronto | Hard |
| 02.08.14 | 1-a rundă de calif. | Yuichi Sugita | Steven Diez | 7-64, 6-4 | | detaliu meci | ||
| 29.07.14 | 1-a rundă | Donald Young | Yuichi Sugita | 6-4, 4-6, 6-4 | | detaliu meci | Washington | Hard |
| 27.07.14 | Calificare | Yuichi Sugita | Andrew Carter | 6-0, 6-1 | | detaliu meci | ||
| 26.07.14 | 1-a rundă de calif. | Yuichi Sugita | Takanyi Garanganga | 7-65, 6-4 | | detaliu meci | ||
| 24.07.14 | a 2-a rundă | Ruben Bemelmans | Yuichi Sugita | 7-61, 4-6, 6-4 | | detaliu meci | Lexington Challenger | Hard |
| 22.07.14 | 1-a rundă | Yuichi Sugita | Daniel Cox | 6-3, 6-2 | | detaliu meci | ||
| 19.07.14 | Semifinală | Luca Vanni | Yuichi Sugita | 6-3, 6-4 | | detaliu meci | Kaohsiung Challenger | Hard |
| 18.07.14 | Sfert de finală | Yuichi Sugita | Denys Molchanov | 7-63, 6-73, 6-2 | | detaliu meci | ||
| 17.07.14 | a 2-a rundă | Yuichi Sugita | Liang-Chi Huang | 6-75, 7-64, 6-1 | | detaliu meci | ||
| 15.07.14 | 1-a rundă | Yuichi Sugita | Ji Sung Nam | 6-4, 6-2 | | detaliu meci | ||
| 10.05.14 | Semifinală | Tatsuma Ito | Yuichi Sugita | 6-2, 2-0, Yuichi Sugita - retragere | | detaliu meci | Gimcheon Challenger | Hard |
| 09.05.14 | Sfert de finală | Yuichi Sugita | Rajeev Ram | 6-2, 7-5 | | detaliu meci | ||
| 08.05.14 | a 2-a rundă | Yuichi Sugita | Marco Chiudinelli | 6-1, 6-2 | | detaliu meci | ||
| 06.05.14 | 1-a rundă | Yuichi Sugita | Rik de Voest | 6-2, 6-4 | | detaliu meci | ||
| 22.04.14 | 1-a rundă | Amir Weintraub | Yuichi Sugita | 6-1, 6-2 | | detaliu meci | Shenzhen Challenger | Hard |
| 04.04.14 | Sfert de finală | Adrian Menendez-Maceiras | Yuichi Sugita | 6-3, 6-75, 2-0, Yuichi Sugita - retragere | | detaliu meci | Leon Challenger | Hard |
| 02.04.14 | a 2-a rundă | Yuichi Sugita | Louk Sorensen | 6-4, 6-2 | | detaliu meci | ||
| 31.03.14 | 1-a rundă | Yuichi Sugita | Erik Crepaldi | 6-2, 3-6, 6-4 | | detaliu meci | ||
| 26.03.14 | 1-a rundă | Dustin Brown | Yuichi Sugita | 6-3, 6-3 | | detaliu meci | Guadalajara Challenger | Hard |
| 02.03.14 | Finală | Blaz Rola | Yuichi Sugita | 6-74, 6-4, 6-3 | | detaliu meci | Guangzhou Challenger | Hard |
| 01.03.14 | Semifinală | Yuichi Sugita | Go Soeda | 7-65, 6-2 | | detaliu meci | ||
| 28.02.14 | Sfert de finală | Yuichi Sugita | Matthias Bachinger | 6-1, 6-4 | | detaliu meci | ||
| 26.02.14 | a 2-a rundă | Yuichi Sugita | Louk Sorensen | 6-2, 6-4 | | detaliu meci | ||
| 24.02.14 | 1-a rundă | Yuichi Sugita | Xin Gao | 6-3, 6-1 | | detaliu meci | ||
| 20.02.14 | a 2-a rundă | Aleksandr Nedovyesov | Yuichi Sugita | 4-6, 6-3, 7-63 | | detaliu meci | New Delhi | Hard |
| 18.02.14 | 1-a rundă | Yuichi Sugita | Agustin Velotti | 6-1, 7-64 | | detaliu meci | ||
| 11.01.14 | Calificare | David Guez | Yuichi Sugita | 4-6, 6-3, 6-4 | | detaliu meci | Melbourne | Hard |
| 10.01.14 | 2-a rundă de calif. | Yuichi Sugita | Valery Rudnev | 6-4, 6-2 | | detaliu meci | ||
| 08.01.14 | 1-a rundă de calif. | Yuichi Sugita | Yasutaka Uchiyama | 7-62, 6-3 | | detaliu meci | ||
| 31.12.13 | 1-a rundă | Marius Copil | Yuichi Sugita | 7-65, 6-72, 7-67 | | detaliu meci | Brisbane | Hard |
| 30.12.13 | Calificare | Yuichi Sugita | Pierre-Hugues Herbert | 7-5, 7-65 | | detaliu meci | ||
| 29.12.13 | 2-a rundă de calif. | Yuichi Sugita | Bradley Klahn | 6-4, 1-6, 6-3 | | detaliu meci | ||
| 28.12.13 | 1-a rundă de calif. | Yuichi Sugita | Alex Bolt | 6-4, 6-4 | | detaliu meci | ||
| 10.11.13 | 1-a rundă | Jimmy Wang | Yuichi Sugita | 6-4, 3-1, Yuichi Sugita - retragere | | detaliu meci | Yokohama Challenger | Hard |
| 02.11.13 | Semifinală | Dusan Lajovic | Yuichi Sugita | 7-5, 6-2 | | detaliu meci | Seoul Challenger | Hard |
| 01.11.13 | Sfert de finală | Yuichi Sugita | Go Soeda | 6-3, 6-2 | | detaliu meci | ||
| 31.10.13 | a 2-a rundă | Yuichi Sugita | James Mcgee | 7-64, 7-5 | | detaliu meci | ||
| 29.10.13 | 1-a rundă | Yuichi Sugita | Ji Sung Nam | 6-2, 6-1 | | detaliu meci | ||
| 23.10.13 | 1-a rundă | Shuichi Sekiguchi | Yuichi Sugita | 6-2, 6-4 | | detaliu meci | Melbourne Challenger | Hard |
| 05.10.13 | 1-a rundă de calif. | Paolo Lorenzi | Yuichi Sugita | 6-3, 6-4 | | detaliu meci | Shanghai | Hard |
| 01.10.13 | 1-a rundă | Ivan Dodig | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | Tokyo | Hard |
| 19.09.13 | a 2-a rundă | Yuki Bhambri | Yuichi Sugita | 7-65, 7-5 | | detaliu meci | Kaoshuing Challenger | Hard |
| 18.09.13 | 1-a rundă | Yuichi Sugita | Yasutaka Uchiyama | 6-2, 6-4 | | detaliu meci | ||
| 08.09.13 | Finală | Yuichi Sugita | Hiroki Moriya | 6-3, 6-3 | | detaliu meci | Shanghai Challenger | Hard |
| 07.09.13 | Semifinală | Yuichi Sugita | Ze Zhang | 6-3, 6-1 | | detaliu meci | ||
| 06.09.13 | Sfert de finală | Yuichi Sugita | Malek Jaziri | 3-6, 6-3, 6-2 | | detaliu meci | ||
| 04.09.13 | a 2-a rundă | Yuichi Sugita | Michael Venus | 6-1, 4-6, 6-3 | | detaliu meci | ||
| 02.09.13 | 1-a rundă | Yuichi Sugita | Chieh-Fu Wang | 6-2, 7-65 | | detaliu meci | ||
| 30.08.13 | Sfert de finală | Suk-Young Jeong | Yuichi Sugita | 6-1, 6-3 | | detaliu meci | Bangkok Challenger | Hard |
| 29.08.13 | a 2-a rundă | Yuichi Sugita | Yasutaka Uchiyama | 6-1, 6-3 | | detaliu meci | ||
| 27.08.13 | 1-a rundă | Yuichi Sugita | Karunuday Singh | 7-5, 6-3 | | detaliu meci | ||
| 21.08.13 | 1-a rundă de calif. | Laurent Rochette | Yuichi Sugita | 7-5, 1-6, 7-5 | | detaliu meci | New York | Hard |
| 08.08.13 | a 2-a rundă | Tennys Sandgren | Yuichi Sugita | 4-6, 6-3, 6-4 | | detaliu meci | Aptos Challenger | Hard |
| 06.08.13 | 1-a rundă | Yuichi Sugita | Bobby Reynolds | 7-5, 6-2 | | detaliu meci | ||
| 30.07.13 | 1-a rundă | James Duckworth | Yuichi Sugita | 6-2, 6-2 | | detaliu meci | Washington | Hard |
| 28.07.13 | Calificare | Yuichi Sugita | Jesse Levine | 2-6, 6-4, 6-3 | | detaliu meci | ||
| 27.07.13 | 1-a rundă de calif. | Yuichi Sugita | Sekou Bangoura | 6-3, 7-5 | | detaliu meci | ||
| 21.07.13 | 2-a rundă de calif. | Chris Guccione | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Atlanta | Hard |
| 20.07.13 | 1-a rundă de calif. | Yuichi Sugita | Andre Sa | 2-6, 1-2, Andre Sa - retragere | | detaliu meci | ||
| 18.07.13 | a 2-a rundă | Sanam Singh | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Binghamton Challenger | Hard |
| 16.07.13 | 1-a rundă | Yuichi Sugita | Gregory Ouellette | 7-5, 7-63 | | detaliu meci | ||
| 13.05.13 | 1-a rundă | Danai Udomchoke | Yuichi Sugita | 3-0, Yuichi Sugita - retragere | | detaliu meci | Busan Challenger | Hard |
| 07.05.13 | 1-a rundă | Tsung-Hua Yang | Yuichi Sugita | 6-76, 6-4, 6-3 | | detaliu meci | Kun Ming | Hard |
| 17.04.13 | a 2-a rundă | Michal Przysiezny | Yuichi Sugita | 3-6, 6-3, 7-5 | | detaliu meci | Mexico City | Hard |
| 15.04.13 | 1-a rundă | Yuichi Sugita | Jan Hernych | 6-3, 6-4 | | detaliu meci | ||
| 08.04.13 | 1-a rundă | John-Patrick Smith | Yuichi Sugita | 6-2, 4-6, 6-0 | | detaliu meci | Guadalajara Challenger | Hard |
| 05.04.13 | Sfert de finală | Amir Weintraub | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Leon Challenger | Hard |
| 03.04.13 | a 2-a rundă | Yuichi Sugita | Alessio di Mauro | 6-1, 6-1 | | detaliu meci | ||
| 02.04.13 | 1-a rundă | Yuichi Sugita | Gregoire Burquier | 6-1, 6-2 | | detaliu meci | ||
| 28.03.13 | a 2-a rundă | Gilles Muller | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Le Gosier | Hard |
| 26.03.13 | 1-a rundă | Yuichi Sugita | Hiroki Moriya | 6-4, 6-3 | | detaliu meci | ||
| 26.02.13 | 1-a rundă | Sanam Singh | Yuichi Sugita | 7-65, 6-3 | | detaliu meci | Sydney Challenger | Hard |
| 08.02.13 | Sfert de finală | James Ward | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | West Lakes | Hard |
| 07.02.13 | a 2-a rundă | Yuichi Sugita | Matt Reid | 6-3, 6-3 | | detaliu meci | ||
| 06.02.13 | 1-a rundă | Yuichi Sugita | Jonathan Eysseric | 6-2, 6-3 | | detaliu meci | ||
| 09.01.13 | 1-a rundă de calif. | Mischa Zverev | Yuichi Sugita | 6-1, 3-6, 6-1 | | detaliu meci | Melbourne | Hard |
| 30.12.12 | 1-a rundă de calif. | Prakash Amritraj | Yuichi Sugita | 6-4, 3-6, 6-3 | | detaliu meci | Chennai | Hard |
| 16.11.12 | Semifinală | Mirza Basic | Yuichi Sugita | 6-4, 6-0 | | detaliu meci | Yokohama Challenger | Hard |
| 15.11.12 | Sfert de finală | Yuichi Sugita | Hiroki Moriya | 6-3, 6-2 | | detaliu meci | ||
| 13.11.12 | a 2-a rundă | Yuichi Sugita | James Mcgee | 6-2, 7-5 | | detaliu meci | ||
| 12.11.12 | 1-a rundă | Yuichi Sugita | Yuuya Kibi | 6-1, 6-2 | | detaliu meci | ||
| 28.10.12 | Finală | Yen-Hsun Lu | Yuichi Sugita | 6-3, 7-64 | | detaliu meci | Seoul Challenger | Hard |
| 27.10.12 | Semifinală | Yuichi Sugita | Jimmy Wang | 6-0, 6-3 | | detaliu meci | ||
| 26.10.12 | Sfert de finală | Yuichi Sugita | Yong-Kyu Lim | 6-0, 3-6, 6-2 | | detaliu meci | ||
| 25.10.12 | a 2-a rundă | Yuichi Sugita | Jung-Woong Na | 6-76, 6-1, 6-2 | | detaliu meci | ||
| 23.10.12 | 1-a rundă | Yuichi Sugita | Divij Sharan | 6-2, 5-7, 6-4 | | detaliu meci | ||
| 08.10.12 | Semifinală | Yuichi Sugita | Yasutaka Uchiyama | 6-3, 7-67 | | detaliu meci | Japan F8 | Hard |
| 08.10.12 | 1-a rundă | Yuichi Sugita | Taiki Kato | 6-0, 6-0 | | detaliu meci | ||
| 08.10.12 | Finală | Yuichi Sugita | Yong-Kyu Lim | 7-62, 6-2 | | detaliu meci | ||
| 08.10.12 | a 2-a rundă | Yuichi Sugita | Bumpei Sato | 6-1, 6-2 | | detaliu meci | ||
| 08.10.12 | Sfert de finală | Yuichi Sugita | Takao Suzuki | 6-4, 5-7, 6-2 | | detaliu meci | ||
| 02.10.12 | 1-a rundă | Jeremy Chardy | Yuichi Sugita | 6-1, 7-5 | | detaliu meci | Tokyo | Hard |
| 08.09.12 | Semifinală | Yen-Hsun Lu | Yuichi Sugita | 6-4, 6-0 | | detaliu meci | Shanghai Challenger | Hard |
| 07.09.12 | Sfert de finală | Yuichi Sugita | Ze Zhang | 6-1, 6-3 | | detaliu meci | ||
| 06.09.12 | a 2-a rundă | Yuichi Sugita | Christopher Rungkat | 6-1, 5-7, 6-2 | | detaliu meci | ||
| 05.09.12 | 1-a rundă | Yuichi Sugita | Denys Molchanov | 6-2, 6-1 | | detaliu meci | ||
| 21.08.12 | 1-a rundă de calif. | Yannick Mertens | Yuichi Sugita | 6-4, 6-1 | | detaliu meci | New York | Hard |
| 02.09.12 | Finală | Dudi Sela | Yuichi Sugita | 6-1, 7-5 | | detaliu meci | Bangkok Challenger | Hard |
| 01.09.12 | Semifinală | Yuichi Sugita | Mao-Xin Gong | 6-1, 6-3 | | detaliu meci | ||
| 01.09.12 | Sfert de finală | Yuichi Sugita | Matt Reid | 6-2, 6-1 | | detaliu meci | ||
| 30.08.12 | a 2-a rundă | Yuichi Sugita | Luca Vanni | 6-3, 6-2 | | detaliu meci | ||
| 28.08.12 | 1-a rundă | Yuichi Sugita | Norbert Gombos | 6-1, 6-3 | | detaliu meci | ||
| 03.08.12 | Sfert de finală | Grega Zemlja | Yuichi Sugita | 4-6, 6-4, 6-2 | | detaliu meci | Beijing Challenger | Hard |
| 02.08.12 | a 2-a rundă | Yuichi Sugita | Farrukh Dustov | 6-3, 6-3 | | detaliu meci | ||
| 01.08.12 | 1-a rundă | Yuichi Sugita | Toshihide Matsui | 7-63, 6-4 | | detaliu meci | ||
| 24.07.12 | 1-a rundă | Adam Feeney | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Wuhan Challenger | Hard |
| 02.07.12 | Finală | Yuichi Sugita | Ti Chen | 6-2, 7-5 | | detaliu meci |  Indonesia F2 | Hard |
| 02.07.12 | a 2-a rundă | Yuichi Sugita | Soong-Jae Cho | 6-4, 6-3 | | detaliu meci | ||
| 02.07.12 | Sfert de finală | Yuichi Sugita | Woo-Ram Kim | 6-1, 6-1 | | detaliu meci | ||
| 02.07.12 | Semifinală | Yuichi Sugita | Yong-Kyu Lim | 6-2, 6-3 | | detaliu meci | ||
| 02.07.12 | 1-a rundă | Yuichi Sugita | Riski Bagus Saputra | 6-3, 6-0 | | detaliu meci | ||
| 24.04.12 | 1-a rundă | Daniel King-Turner | Yuichi Sugita | 7-63, 6-4 | | detaliu meci | Kaohsiung Challenger | Hard |
| 04.04.12 | a 2-a rundă | Wayne Odesnik | Yuichi Sugita | 6-4, 7-5 | | detaliu meci | Tallahassee Challenger | Hard |
| 04.04.12 | 1-a rundă | Yuichi Sugita | Pierre-Ludovic Duclos | 5-7, 6-1, 6-2 | | detaliu meci | ||
| 30.03.12 | Sfert de finală | David Goffin | Yuichi Sugita | 6-0, 6-2 | | detaliu meci | Le Gosier | Hard |
| 29.03.12 | a 2-a rundă | Yuichi Sugita | Benoit Paire | 7-62, 2-6, 6-4 | | detaliu meci | ||
| 27.03.12 | 1-a rundă | Yuichi Sugita | Arnau Brugues-Davi | 6-1, 6-4 | | detaliu meci | ||
| 20.03.12 | Calificare | Frank Dancevic | Yuichi Sugita | 4-6, 6-3, 6-1 | | detaliu meci | Miami | Hard |
| 19.03.12 | 1-a rundă de calif. | Yuichi Sugita | Victor Estrella | 7-68, 6-4 | | detaliu meci | ||
| 29.02.12 | a 2-a rundă | Sebastian Rieschick | Yuichi Sugita | 6-4, 6-4 | | detaliu meci |  Singapore Challenger | Hard |
| 27.02.12 | 1-a rundă | Yuichi Sugita | Yong-Kyu Lim | 6-3, 6-1 | | detaliu meci | ||
| 03.02.12 | Semifinală | Samuel Groth | Yuichi Sugita | 7-65, 6-4 | | detaliu meci | Burnie Challenger | Hard |
| 02.02.12 | Sfert de finală | Yuichi Sugita | Ti Chen | 3-6, 6-1, 6-3 | | detaliu meci | ||
| 01.02.12 | a 2-a rundă | Yuichi Sugita | Ze Zhang | 6-1, 2-6, 6-3 | | detaliu meci | ||
| 31.01.12 | 1-a rundă | Yuichi Sugita | John-Patrick Smith | 6-3, 6-3 | | detaliu meci | ||
| 28.01.12 | Semifinală | Robby Ginepri | Yuichi Sugita | 2-6, 7-5, 6-2 | | detaliu meci | Honolulu Challenger | Hard |
| 27.01.12 | Sfert de finală | Yuichi Sugita | Tim Smyczek | 7-5, 2-6, 7-5 | | detaliu meci | ||
| 26.01.12 | a 2-a rundă | Yuichi Sugita | Pierre-Ludovic Duclos | 5-7, 6-2, 6-4 | | detaliu meci | ||
| 25.01.12 | 1-a rundă | Yuichi Sugita | Yuki Bhambri | 6-4, 6-2 | | detaliu meci | ||
| 14.01.12 | Calificare | Alex Kuznetsov | Yuichi Sugita | 3-6, 6-3, 6-2 | | detaliu meci | Melbourne | Hard |
| 13.01.12 | 2-a rundă de calif. | Yuichi Sugita | Gianluca Naso | 6-4, 6-4 | | detaliu meci | ||
| 12.01.12 | 1-a rundă de calif. | Yuichi Sugita | Ruben Bemelmans | 6-1, 6-4 | | detaliu meci | ||
| 06.01.12 | Sfert de finală | Nicolas Almagro | Yuichi Sugita | 4-6, 7-68, 6-4 | | detaliu meci | Chennai | Hard |
| 05.01.12 | a 2-a rundă | Yuichi Sugita | Yen-Hsun Lu | 7-65, 6-4 | | detaliu meci | ||
| 03.01.12 | 1-a rundă | Yuichi Sugita | Olivier Rochus | 6-3, 6-4 | | detaliu meci | ||
| 02.01.12 | Calificare | Yuichi Sugita | Rik de Voest | 7-60, 6-1 | | detaliu meci | ||
| 01.01.12 | 2-a rundă de calif. | Yuichi Sugita | Joao Sousa | 6-4, 6-1 | | detaliu meci | ||
| 31.12.11 | 1-a rundă de calif. | Yuichi Sugita | Jimmy Wang | 6-4, 3-6, 6-3 | | detaliu meci | ||
| 20.10.11 | a 2-a rundă | Yen-Hsun Lu | Yuichi Sugita | 7-63, 2-6, 6-3 | | detaliu meci | Seoul Challenger | Hard |
| 18.10.11 | 1-a rundă | Yuichi Sugita | Kevin Kim | 6-1, 6-3 | | detaliu meci | ||
| 04.10.11 | 1-a rundă | Milos Raonic | Yuichi Sugita | 6-74, 6-3, 7-61 | | detaliu meci | Tokyo | Hard |
| 16.09.11 | Rubber 1 | Yuichi Sugita | Somdev Devvarman | 6-3, 6-4, 7-5 | | detaliu meci | Davis Cup | Hard |
| 23.08.11 | 1-a rundă de calif. | Dusan Lojda | Yuichi Sugita | 6-3, 7-5 | | detaliu meci | New York | Hard |
| 31.08.11 | a 2-a rundă | Zhe Li | Yuichi Sugita | 6-3, 3-6, 7-62 | | detaliu meci | Bangkok Challenger | Hard |
| 29.08.11 | 1-a rundă | Yuichi Sugita | Raven Klaasen | 6-4, 6-3 | | detaliu meci | ||
| 10.08.11 | 1-a rundă | Evgeny Donskoy | Yuichi Sugita | 6-4, 3-6, 6-2 | | detaliu meci | Binghamton Challenger | Hard |
| 01.08.11 | 1-a rundă | Roman Borvanov | Yuichi Sugita | 7-65, 6-2 | | detaliu meci | Vancouver Challenger | Hard |
| 24.07.11 | 2-a rundă de calif. | Nicolas Massu | Yuichi Sugita | 4-6, 7-5, 7-65 | | detaliu meci | Los Angeles | Hard |
| 23.07.11 | 1-a rundă de calif. | Yuichi Sugita | Clay Thompson | 4-6, 6-4, 6-3 | | detaliu meci | ||
| 19.07.11 | 1-a rundă | Ryan Harrison | Yuichi Sugita | 6-1, 7-65 | | detaliu meci | Atlanta | Hard |
| 18.07.11 | Calificare | Yuichi Sugita | Olivier Sajous | 6-2, 6-3 | | detaliu meci | ||
| 17.07.11 | 2-a rundă de calif. | Yuichi Sugita | Haydn Lewis | 6-1, 6-4 | | detaliu meci | ||
| 20.05.11 | Semifinală | Greg Jones | Yuichi Sugita | 6-3, 3-6, 7-5 | | detaliu meci |  Fergana Challenger | Hard |
| 19.05.11 | Sfert de finală | Yuichi Sugita | Denis Matsukevitch | 6-3, 6-2 | | detaliu meci | ||
| 18.05.11 | a 2-a rundă | Yuichi Sugita | Ilya Belyaev | 6-3, 6-3 | | detaliu meci | ||
| 17.05.11 | 1-a rundă | Yuichi Sugita | Alexander Rumyantsev | 6-3, 6-2 | | detaliu meci | ||
| 13.05.11 | Sfert de finală | Dudi Sela | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | Busan Challenger | Hard |
| 12.05.11 | a 2-a rundă | Yuichi Sugita | Suk-Young Jeong | 3-6, 6-4, 6-2 | | detaliu meci | ||
| 10.05.11 | 1-a rundă | Yuichi Sugita | Michael Venus | 6-4, 6-1 | | detaliu meci | ||
| 12.04.11 | 1-a rundă | Alex Kuznetsov | Yuichi Sugita | 5-7, 6-4, 6-4 | | detaliu meci | Tallahassee Challenger | Hard |
| 24.03.11 | Sfert de finală | Lukas Lacko | Yuichi Sugita | 6-0, 4-1, Yuichi Sugita - retragere | | detaliu meci | Pingguo Challenger | Hard |
| 23.03.11 | a 2-a rundă | Yuichi Sugita | Zhe Li | 6-4, 3-6, 6-3 | | detaliu meci | ||
| 22.03.11 | 1-a rundă | Yuichi Sugita | Nikola Mektic | 3-6, 7-64, 7-67 | | detaliu meci | ||
| 02.02.11 | a 2-a rundă | Chris Guccione | Yuichi Sugita | 6-4, 6-3 | | detaliu meci | Burnie Challenger | Hard |
| 01.02.11 | 1-a rundă | Yuichi Sugita | Danai Udomchoke | 5-7, 6-3, 6-2 | | detaliu meci | ||
| 15.01.11 | 2-a rundă de calif. | Jan Hernych | Yuichi Sugita | 6-3, 6-2 | | detaliu meci | Melbourne | Hard |
| 12.01.11 | 1-a rundă de calif. | Yuichi Sugita | Roberto Bautista Agut | 6-2, 1-0, Roberto Bautista Agut - retragere | | detaliu meci | ||
| 06.01.11 | a 2-a rundă | Robin Haase | Yuichi Sugita | 4-6, 6-3, 6-4 | | detaliu meci | Chennai | Hard |
| 04.01.11 | 1-a rundă | Yuichi Sugita | Dustin Brown | 6-4, 2-6, 6-2 | | detaliu meci | ||
| 03.01.11 | Calificare | Yuichi Sugita | Konstantin Kravchuk | 6-2, 6-3 | | detaliu meci | ||
| 02.01.11 | 2-a rundă de calif. | Yuichi Sugita | Leos Friedl | Leos Friedl - nu s-a prezentat | | detaliu meci | ||
| 01.01.11 | 1-a rundă de calif. | Yuichi Sugita | Ranjeet Virali-Murugesan | 6-3, 6-0 | | detaliu meci | ||
| 15.11.10 | Finală | Yuichi Sugita | Roko Karanusic | 6-4, 6-1 | | detaliu meci | Thailand F5 | Hard |
| 15.11.10 | a 2-a rundă | Yuichi Sugita | Wan Gao | 7-65, 6-1 | | detaliu meci | ||
| 15.11.10 | Sfert de finală | Yuichi Sugita | Dylan Seong-Kwan Kim | 6-0, 6-0 | | detaliu meci | ||
| 15.11.10 | Semifinală | Yuichi Sugita | Yannick Jankovits | 6-4, 6-3 | | detaliu meci | ||
| 15.11.10 | 1-a rundă | Yuichi Sugita | Kento Takeuchi | 6-2, 6-0 | | detaliu meci | ||
| 08.11.10 | Semifinală | Yuichi Sugita | Alexandre Folie | 5-2, Alexandre Folie - retragere | | detaliu meci | Thailand F4 | Hard |
| 08.11.10 | 1-a rundă | Yuichi Sugita | Kirati Siributwong | 6-3, 6-3 | | detaliu meci | ||
| 08.11.10 | Finală | Yuichi Sugita | Arata Onozawa | 6-4, 6-2 | | detaliu meci | ||
| 08.11.10 | a 2-a rundă | Yuichi Sugita | Hiroyasu Ehara | 6-2, 6-2 | | detaliu meci | ||
| 08.11.10 | Sfert de finală | Yuichi Sugita | Jae-Sung An | 6-2, 6-3 | | detaliu meci | ||
| 23.10.10 | Semifinală | Kevin Anderson | Yuichi Sugita | 7-5, 6-1 | | detaliu meci | Seoul Challenger | Hard |
| 22.10.10 | Sfert de finală | Yuichi Sugita | Dudi Sela | 5-7, 2-1, Dudi Sela - retragere | | detaliu meci | ||
| 21.10.10 | a 2-a rundă | Yuichi Sugita | Grega Zemlja | 6-4, 6-2 | | detaliu meci | ||
| 19.10.10 | 1-a rundă | Yuichi Sugita | Michael Lammer | 6-1, 6-2 | | detaliu meci | ||
| 02.10.10 | 1-a rundă de calif. | Edouard Roger-Vasselin | Yuichi Sugita | 6-4, 6-1 | | detaliu meci | Tokyo | Hard |
| 21.09.10 | 1-a rundă | Matthew Ebden | Yuichi Sugita | 6-1, 6-1 | | detaliu meci | Bangkok Challenger | Hard |
| 15.09.10 | a 2-a rundă | Tatsuma Ito | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Bangkok Challenger | Hard |
| 13.09.10 | 1-a rundă | Yuichi Sugita | Young-Jun Kim | 6-4, Young-Jun Kim - retragere | | detaliu meci | ||
| 28.08.10 | Calificare | Lukas Rosol | Yuichi Sugita | 6-1, 6-2 | | detaliu meci | New York | Hard |
| 27.08.10 | 2-a rundă de calif. | Yuichi Sugita | Jesse Witten | 6-74, 6-3, 6-3 | | detaliu meci | ||
| 26.08.10 | 1-a rundă de calif. | Yuichi Sugita | Go Soeda | 6-4, 2-6, 6-2 | | detaliu meci | ||
| 19.08.10 | a 2-a rundă | Yuichi Sugita | Tiago Lopes (BRA) | 6-2, 6-1 | | detaliu meci | Salvador Challenger | Hard |
| 19.08.10 | Sfert de finală | Ricardo Mello | Yuichi Sugita | 6-1, 6-74, 6-1 | | detaliu meci | ||
| 16.08.10 | 1-a rundă | Yuichi Sugita | Joao Souza | 0-6, 7-65, 6-2 | | detaliu meci | ||
| 10.08.10 | 1-a rundă | Robert Farah | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Brasilia Challenger | Hard |
| 24.07.10 | 1-a rundă de calif. | Giovanni Lapentti | Yuichi Sugita | 6-4, 6-3 | | detaliu meci | Los Angeles | Hard |
| 20.07.10 | 1-a rundă | Pierre-Ludovic Duclos | Yuichi Sugita | 6-4, 2-6, 6-3 | | detaliu meci | Lexington Challenger | Hard |
| 13.07.10 | 1-a rundă | Somdev Devvarman | Yuichi Sugita | 5-7, 6-2, 6-0 | | detaliu meci | Aptos Challenger | Hard |
| 23.04.10 | Sfert de finală | Yen-Hsun Lu | Yuichi Sugita | 6-4, 6-1 | | detaliu meci |  Athens Challenger | Hard |
| 22.04.10 | a 2-a rundă | Yuichi Sugita | Miloslav Mecir | 6-3, 6-4 | | detaliu meci | ||
| 21.04.10 | 1-a rundă | Yuichi Sugita | Niels Desein | 6-4, 6-4 | | detaliu meci | ||
| 06.02.10 | Semifinală | Greg Jones | Yuichi Sugita | 6-3, 6-3 | | detaliu meci | Burnie Challenger | Hard |
| 05.02.10 | Sfert de finală | Yuichi Sugita | Dayne Kelly | 6-1, 4-6, 6-4 | | detaliu meci | ||
| 04.02.10 | a 2-a rundă | Yuichi Sugita | Tatsuma Ito | 7-5, 6-3 | | detaliu meci | ||
| 02.02.10 | 1-a rundă | Yuichi Sugita | Nima Roshan | 6-4, 1-6, 6-3 | | detaliu meci | ||
| 13.01.10 | 1-a rundă de calif. | Ryan Sweeting | Yuichi Sugita | 2-6, 6-3, 6-4 | | detaliu meci | Melbourne | Hard |
| 19.11.09 | a 2-a rundă | Kyu-Tae Im | Yuichi Sugita | 6-4, 6-0 | | detaliu meci | Yokohama Challenger | Hard |
| 15.11.09 | 1-a rundă | Yuichi Sugita | Sho Aida | 6-2, 6-2 | | detaliu meci | ||
| 02.11.09 | 1-a rundă | Alex Kuznetsov | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Chuncheon Challenger | Hard |
| 12.10.09 | 1-a rundă | Jae-Sung An | Yuichi Sugita | 6-4, 6-1 | | detaliu meci | Japan F8 | Hard |
| 04.10.09 | Calificare | Marsel Ilhan | Yuichi Sugita | 7-64, 6-1 | | detaliu meci | Tokyo | Hard |
| 03.10.09 | 1-a rundă de calif. | Yuichi Sugita | Somdev Devvarman | 3-6, 7-5, 6-4 | | detaliu meci | ||
| 08.09.09 | 1-a rundă | Xavier Malisse | Yuichi Sugita | 6-1, 6-1 | | detaliu meci | St. Remy | Hard |
| 25.08.09 | 1-a rundă de calif. | Lukas Lacko | Yuichi Sugita | 6-4, 6-1 | | detaliu meci | New York | Hard |
| 03.08.09 | 1-a rundă | Somdev Devvarman | Yuichi Sugita | 6-0, 7-66 | | detaliu meci | Washington | Hard |
| 02.08.09 | Calificare | Yuichi Sugita | Oliver Marach | 6-4, 2-0, Oliver Marach - retragere | | detaliu meci | ||
| 02.08.09 | 1-a rundă de calif. | Yuichi Sugita | Alex Jr. Bogomolov | 6-1, 4-6, 6-1 | | detaliu meci | ||
| 29.07.09 | a 2-a rundă | Lester Cook | Yuichi Sugita | 6-4, 2-6, 6-3 | | detaliu meci | Granby Challenger | Hard |
| 27.07.09 | 1-a rundă | Yuichi Sugita | Milos Raonic | 7-63, 6-1 | | detaliu meci | ||
| 21.07.09 | 1-a rundă | Alex Bogdanovic | Yuichi Sugita | 6-4, 3-6, 6-4 | | detaliu meci | Lexington Challenger | Hard |
| 15.07.09 | a 2-a rundă | Chris Guccione | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Aptos Challenger | Hard |
| 14.07.09 | 1-a rundă | Yuichi Sugita | Samuel Groth | 5-7, 6-3, 7-62 | | detaliu meci | ||
| 13.07.09 | Calificare | Yuichi Sugita | Hiroki Kondo | 6-4, 3-6, 6-1 | | detaliu meci | ||
| 13.07.09 | 1-a rundă de calif. | Yuichi Sugita | Nicholas Edlefsen | 6-2, 6-3 | | detaliu meci | ||
| 13.07.09 | 2-a rundă de calif. | Yuichi Sugita | Conor Berg | 6-3, 6-3 | | detaliu meci | ||
| 18.05.09 | 1-a rundă | Dusan Lojda | Yuichi Sugita | 6-4, 6-2 | | detaliu meci | Fergana Challenger | Hard |
| 14.05.09 | a 2-a rundă | Toshihide Matsui | Yuichi Sugita | 7-5, 6-3 | | detaliu meci | Busan Challenger | Hard |
| 13.05.09 | 1-a rundă | Yuichi Sugita | Go Soeda | 6-4, 6-4 | | detaliu meci | ||
| 20.04.09 | 1-a rundă | Yuichi Sugita | Ji-Sup Lim | 6-4, 6-2 | | detaliu meci | Korea F3 | Hard |
| 20.04.09 | a 2-a rundă | Yuichi Sugita | Clement Reix | 7-5, 6-2 | | detaliu meci | ||
| 20.04.09 | Semifinală | Young-Jun Kim | Yuichi Sugita | 6-0, 6-1 | | detaliu meci | ||
| 20.04.09 | Sfert de finală | Yuichi Sugita | Daniel King-Turner | 6-2, 5-7, 6-4 | | detaliu meci | ||
| 13.04.09 | 1-a rundă | Dylan Seong-Kwan Kim | Yuichi Sugita | 7-69, 6-2 | | detaliu meci | Korea F2 | Hard |
| 30.03.09 | a 2-a rundă | Yuichi Sugita | Bumpei Sato | 6-0, 6-1 | | detaliu meci | Japan F3 | Hard |
| 30.03.09 | Sfert de finală | Yuichi Sugita | Tsung-Hua Yang | 7-5, 6-1 | | detaliu meci | ||
| 30.03.09 | Semifinală | Yuichi Sugita | Baptiste Dupuy | 6-4, 7-5 | | detaliu meci | ||
| 30.03.09 | Finală | Jae-Sung An | Yuichi Sugita | 5-7, 6-4, 7-65 | | detaliu meci | ||
| 30.03.09 | 1-a rundă | Yuichi Sugita | Sho Aida | 6-1, 6-2 | | detaliu meci | ||
| 23.03.09 | a 2-a rundă | Yuichi Sugita | Hiroki Moriya | 6-2, 6-4 | | detaliu meci | Japan F2 | Hard |
| 23.03.09 | Semifinală | Chu-Huan Yi | Yuichi Sugita | 7-5, 6-2 | | detaliu meci | ||
| 23.03.09 | Sfert de finală | Yuichi Sugita | Yaoki Ishii | 6-2, 6-3 | | detaliu meci | ||
| 23.03.09 | 1-a rundă | Yuichi Sugita | Baptiste Dupuy | 6-3, 6-0 | | detaliu meci | ||
| 16.03.09 | Finală | Chu-Huan Yi | Yuichi Sugita | 6-2, 6-71, 7-5 | | detaliu meci | Japan F1 | Hard |
| 16.03.09 | Sfert de finală | Yuichi Sugita | Chul-Hee Lee | 6-1, 6-0 | | detaliu meci | ||
| 16.03.09 | Semifinală | Yuichi Sugita | Alexandre Folie | 6-1, 2-6, 6-4 | | detaliu meci | ||
| 16.03.09 | 1-a rundă | Yuichi Sugita | James Ludlow | 6-0, 6-1 | | detaliu meci | ||
| 16.03.09 | a 2-a rundă | Yuichi Sugita | Yusuke Watanuki | 6-3, 6-3 | | detaliu meci | ||
| 02.02.09 | 1-a rundă | Adam Hubble | Yuichi Sugita | 6-3, 7-5 | | detaliu meci | Burnie Challenger | Hard |
| 04.01.09 | 2-a rundă de calif. | Flavio Cipolla | Yuichi Sugita | 6-3, 6-4 | | detaliu meci | Chennai | Hard |
| 03.01.09 | 1-a rundă de calif. | Yuichi Sugita | Pavol Cervenak | 6-1, 6-2 | | detaliu meci | ||
| 20.11.08 | Sfert de finală | Samuel Groth | Yuichi Sugita | 6-3, 7-63 | | detaliu meci | Yokohama | Hard |
| 19.11.08 | a 2-a rundă | Yuichi Sugita | Pavel Snobel | 6-4, 3-6, 6-1 | | detaliu meci | ||
| 17.11.08 | 1-a rundă | Yuichi Sugita | Koki Matsunaga | 6-2, 6-1 | | detaliu meci | ||
| 20.10.08 | Semifinală | Yuichi Sugita | Toshihide Matsui | 6-4, 6-4 | | detaliu meci | Japan F11 | Hard |
| 20.10.08 | 1-a rundă | Yuichi Sugita | Oh-Hee Kwon | 7-60, 6-0 | | detaliu meci | ||
| 20.10.08 | Finală | Yuichi Sugita | Hiroki Moriya | 6-2, 7-5 | | detaliu meci | ||
| 20.10.08 | a 2-a rundă | Yuichi Sugita | Yuki Matsuo | 6-2, 6-2 | | detaliu meci | ||
| 20.10.08 | Sfert de finală | Yuichi Sugita | Tasuku Iwami | 7-63, 6-2 | | detaliu meci | ||
| 13.10.08 | 1-a rundă | Yuichi Sugita | Masato Shiga | 6-3, 6-2 | | detaliu meci | Japan F10 | Hard |
| 13.10.08 | a 2-a rundă | Yuichi Sugita | Arata Onozawa | 6-1, 6-4 | | detaliu meci | ||
| 13.10.08 | Sfert de finală | Junn Mitsuhashi | Yuichi Sugita | 4-6, 6-4, 6-3 | | detaliu meci | ||
| 29.09.08 | 1-a rundă | Takao Suzuki | Yuichi Sugita | 6-3, 7-66 | | detaliu meci | Tokyo | Hard |
| 20.09.08 | 1-a rundă de calif. | Yu Jr. Wang | Yuichi Sugita | 4-6, 7-64, 6-4 | | detaliu meci | Beijing | Hard |
| 08.09.08 | a 2-a rundă | Yuichi Sugita | Nikunj Siwach | 6-3, 6-3 | | detaliu meci | India F7 | Hard |
| 08.09.08 | 1-a rundă | Yuichi Sugita | Rahil Makharia | 6-1, 6-2 | | detaliu meci | ||
| 08.09.08 | Sfert de finală | Prajnesh Gunneswaran | Yuichi Sugita | 7-64, 6-4 | | detaliu meci | ||
| 11.08.08 | a 2-a rundă | Yuichi Sugita | Bumpei Sato | 6-4, 6-0 | | detaliu meci | Indonesia F3 | Hard |
| 11.08.08 | Sfert de finală | Yuichi Sugita | Woo-Ram Kim | 6-1, 6-0 | | detaliu meci | ||
| 11.08.08 | Semifinală | Kento Takeuchi | Yuichi Sugita | 6-2, 6-2 | | detaliu meci | ||
| 11.08.08 | 1-a rundă | Yuichi Sugita | Mikal Statham | 6-2, 6-4 | | detaliu meci | ||
| 04.08.08 | Sfert de finală | Yuichi Sugita | Chu-Huan Yi | 6-3, 6-3 | | detaliu meci | Indonesia F2 | Hard |
| 04.08.08 | Semifinală | Yuichi Sugita | Harshana Godamanna | 3-6, 6-3, 6-3 | | detaliu meci | ||
| 04.08.08 | 1-a rundă | Yuichi Sugita | Ayrton Wibowo | 6-2, 6-1 | | detaliu meci | ||
| 04.08.08 | Finală | Yuichi Sugita | Bernard Tomic | 6-3, 6-76, 6-3 | | detaliu meci | ||
| 04.08.08 | a 2-a rundă | Yuichi Sugita | Chin-Yu Huang | 6-3, 6-4 | | detaliu meci | ||
| 28.07.08 | Finală | Yuichi Sugita | Young-Jun Kim | 6-1, 6-0 | | detaliu meci | Indonesia F1 | Hard |
| 28.07.08 | a 2-a rundă | Yuichi Sugita | Dong-Kyu Lee | 6-2, 6-0 | | detaliu meci | ||
| 28.07.08 | Sfert de finală | Yuichi Sugita | Christopher Rungkat | 7-64, Christopher Rungkat - retragere | | detaliu meci | ||
| 28.07.08 | Semifinală | Yuichi Sugita | Kento Takeuchi | 6-3, 6-1 | | detaliu meci | ||
| 28.07.08 | 1-a rundă | Yuichi Sugita | Ju-Hae Moon | 6-3, 6-2 | | detaliu meci | ||
| 30.06.08 | Semifinală | Yuichi Sugita | Zhe Li | 6-3, 6-4 | | detaliu meci | Japan F7 | Hard |
| 30.06.08 | 1-a rundă | Yuichi Sugita | David Barclay | 6-1, 6-1 | | detaliu meci | ||
| 30.06.08 | Finală | Yuichi Sugita | Tasuku Iwami | 3-6, 6-0, 7-5 | | detaliu meci | ||
| 30.06.08 | a 2-a rundă | Yuichi Sugita | Peng Sun | 6-2, 6-1 | | detaliu meci | ||
| 30.06.08 | Sfert de finală | Yuichi Sugita | Yaoki Ishii | 6-3, 6-1 | | detaliu meci | ||
| 31.03.08 | Sfert de finală | Yaoki Ishii | Yuichi Sugita | 7-65, 6-3 | | detaliu meci | Japan F3 | Hard |
| 31.03.08 | 1-a rundă | Yuichi Sugita | Yan Bai | 7-67, 6-3 | | detaliu meci | ||
| 31.03.08 | a 2-a rundă | Yuichi Sugita | Junn Mitsuhashi | 3-6, 6-3, 6-4 | | detaliu meci | ||
| 24.03.08 | 1-a rundă | Gouichi Motomura | Yuichi Sugita | 6-2, 6-75, 6-2 | | detaliu meci | Japan F2 | Hard |
| 17.03.08 | 1-a rundă | Yuichi Sugita | Hyung-Tae Kwon | 6-1, 4-6, 7-64 | | detaliu meci | Japan F1 | Hard |
| 17.03.08 | a 2-a rundă | Daniel King-Turner | Yuichi Sugita | 6-2, 6-72, 7-63 | | detaliu meci | ||
| 18.02.08 | Sfert de finală | Yuichi Sugita | Amir Hadad | 6-1, 6-2 | | detaliu meci | Thailand F2 | Hard |
| 18.02.08 | 1-a rundă | Yuichi Sugita | Attila Balazs | 6-3, 7-61 | | detaliu meci | ||
| 18.02.08 | Semifinală | Sebastian Rieschick | Yuichi Sugita | 7-5, 6-2 | | detaliu meci | ||
| 18.02.08 | a 2-a rundă | Yuichi Sugita | Yan Bai | 6-74, 6-4, 6-1 | | detaliu meci | ||
| 10.02.08 | Yuichi Sugita | Eric Taino | 6-2, 6-3 | | detaliu meci |  Davis Cup | Hard | |
| 20.11.07 | 1-a rundă | Phillip King | Yuichi Sugita | 6-4, 6-0 | | detaliu meci | Yokohama | Hard |
| 22.10.07 | 1-a rundă | Tatsuma Ito | Yuichi Sugita | 6-2, 6-3 | | detaliu meci | Japan F11 | Hard |
| 15.10.07 | 1-a rundă | Toshihide Matsui | Yuichi Sugita | 6-3, 6-4 | | detaliu meci | Japan F10 | Hard |
| 08.10.07 | 1-a rundă | Go Soeda | Yuichi Sugita | 6-1, 6-1 | | detaliu meci | China F6 | Hard |
| 30.09.07 | 1-a rundă de calif. | Gouichi Motomura | Yuichi Sugita | 6-4, 6-4 | | detaliu meci | Tokyo | Hard |
| 08.09.07 | 1-a rundă de calif. | Ti Chen | Yuichi Sugita | 6-2, 4-0, Yuichi Sugita - retragere | | detaliu meci | Beijing | Hard |
| 20.08.07 | 2-a rundă de calif. | Sonchat Ratiwatana | Yuichi Sugita | 6-71, 6-3, 6-2 | | detaliu meci | Karshi | Hard |
| 13.08.07 | 1-a rundă de calif. | Yuichi Sugita | Dmitiry Pavlovoskiy | 6-0, 6-0 | | detaliu meci | Bukhara | Hard |
| 13.08.07 | 2-a rundă de calif. | Yuichi Sugita | Djanibek Orazoliev | 6-1, 6-2 | | detaliu meci | ||
| 13.08.07 | Calificare | Horia Tecau | Yuichi Sugita | 7-64, 6-0 | | detaliu meci | ||
| 30.05.07 | 1-a rundă | Jimmy Wang | Yuichi Sugita | 6-4, 6-1 | | detaliu meci | Busan | Hard |
| 07.05.07 | 1-a rundă | Yuichi Sugita | Woo-Ram Kim | 6-2, 6-1 | | detaliu meci | Korea F3 | Hard |
| 07.05.07 | a 2-a rundă | Tatsuma Ito | Yuichi Sugita | 6-3, 6-0 | | detaliu meci | ||
| 30.04.07 | 1-a rundă | Simon Rea | Yuichi Sugita | 6-1, 4-6, 7-62 | | detaliu meci | Korea F2 | Hard |
| 23.04.07 | 1-a rundă | Matthew Ebden | Yuichi Sugita | 7-63, 6-1 | | detaliu meci | Korea F1 | Hard |
| 19.03.07 | a 2-a rundă | Benoit Bottero | Yuichi Sugita | 6-4, 4-6, 6-4 | | detaliu meci | Japan F1 | Hard |
| 19.03.07 | 1-a rundă | Yuichi Sugita | Zhe Li | 6-2, 6-4 | | detaliu meci | ||
| 12.03.07 | 2-a rundă de calif. | Robert Smeets | Yuichi Sugita | 4-6, 6-4, 6-2 | | detaliu meci |  Ho Chi | Hard |
| 12.03.07 | 1-a rundă de calif. | Yuichi Sugita | Duc-Quynh Tran | 6-3, 6-1 | | detaliu meci | ||
| 23.10.06 | a 2-a rundă | Yuichi Sugita | Yu Jr. Wang | 4-6, 6-4, 6-2 | | detaliu meci | Japan F12 | Hard |
| 23.10.06 | Sfert de finală | Satoshi Iwabuchi | Yuichi Sugita | 6-0, 6-1 | | detaliu meci | ||
| 23.10.06 | 1-a rundă | Yuichi Sugita | Minh-Quan Do | 3-6, 6-4, 6-1 | | detaliu meci | ||
| 16.10.06 | 1-a rundă | Yuichi Sugita | Guilherme Ochiai | 6-1, 6-3 | | detaliu meci | Japan F11 | Hard |
| 16.10.06 | Sfert de finală | Satoshi Iwabuchi | Yuichi Sugita | 6-3, 6-3 | | detaliu meci | ||
| 16.10.06 | a 2-a rundă | Yuichi Sugita | Kento Takeuchi | 6-75, 7-64, 6-2 | | detaliu meci | ||
| 02.10.06 | Calificare | Tetsuya Chaen | Yuichi Sugita | 6-2, 6-4 | | detaliu meci | Tokyo | Hard |
| 30.09.06 | 1-a rundă de calif. | Yuichi Sugita | George Bastl | 6-3, 2-6, 7-5 | | detaliu meci | ||
| 26.06.06 | a 2-a rundă | Peng Sun | Yuichi Sugita | 6-2, 7-5 | | detaliu meci | Japan F8 | Hard |
| 26.06.06 | 1-a rundă | Yuichi Sugita | Guilherme Ochiai | 6-2, 6-4 | | detaliu meci | ||
| 29.05.06 | 1-a rundă | Yuichi Sugita | Robert Steckley | 6-1, 6-0 | | detaliu meci | Japan F5 | Hard |
| 29.05.06 | a 2-a rundă | Mischa Zverev | Yuichi Sugita | 6-3, 6-1 | | detaliu meci | ||
| 22.05.06 | 1-a rundă | Yuichi Sugita | Yuichi Ito | 6-1, 6-3 | | detaliu meci | Japan F4 | Hard |
| 22.05.06 | a 2-a rundă | Go Soeda | Yuichi Sugita | 6-3, 5-7, 6-3 | | detaliu meci | ||
| 24.01.06 | a 2-a rundă | Ivan Sergeyev | Yuichi Sugita | 6-0, 3-6, 6-3 | | detaliu meci | Australian Open | Hard |
| 23.01.06 | 1-a rundă | Yuichi Sugita | Ricardas Berankis | 6-4, 6-1 | | detaliu meci | ||
| 01.10.05 | 1-a rundă de calif. | Hiroyasu Sato | Yuichi Sugita | 6-3, 7-66 | | detaliu meci | Tokyo | Hard |
| 29.08.05 | 1-a rundă | Ti Chen | Yuichi Sugita | 6-0, 6-3 | | detaliu meci | Japan F9 | Hard |
| 30.05.05 | 1-a rundă | Oh-Hee Kwon | Yuichi Sugita | 7-5, 6-3 | | detaliu meci | Japan F5 | Hard |
| 30.08.04 | 1-a rundă | Guilherme Ochiai | Yuichi Sugita | 7-5, 6-2 | | detaliu meci | Japan F6 | Hard |
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