Nume: Ayumi Koshiishi
Ţara: Japonia
Data naşterii: 28.07.00, 25 Vârsta
Clasament WTA: 638
TOP poziţie în clasament: 367 (21.07.25, 16500 puncte)
Puncte: 71
Premii: 94314 $
Total meciuri: 476
Victorii: 296
Succes: 62.18 %
Ţara: Japonia
Data naşterii: 28.07.00, 25 Vârsta
Clasament WTA: 638
TOP poziţie în clasament: 367 (21.07.25, 16500 puncte)
Puncte: 71
Premii: 94314 $
Total meciuri: 476
Victorii: 296
Succes: 62.18 %
| an | sumar | Hard | Zgura | In. Hard | Carpet | Iarbă | Acryl |
| 2025 | 33/30 | 30/26 | 0/0 | 3/4 | 0/0 | 0/0 | 0/0 |
| 2024 | 45/31 | 34/23 | 1/1 | 9/5 | 1/2 | 0/0 | 0/0 |
| 2023 | 50/20 | 49/17 | 0/0 | 0/2 | 1/1 | 0/0 | 0/0 |
| 2022 | 20/12 | 16/8 | 0/0 | 3/3 | 1/1 | 0/0 | 0/0 |
| 2021 | 48/15 | 41/10 | 4/4 | 3/1 | 0/0 | 0/0 | 0/0 |
| 2020 | 25/9 | 9/4 | 16/5 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 22/23 | 13/13 | 5/5 | 4/3 | 0/2 | 0/0 | 0/0 |
| 2018 | 30/21 | 23/18 | 0/0 | 0/0 | 7/3 | 0/0 | 0/0 |
| 2017 | 13/12 | 7/5 | 0/0 | 0/1 | 6/6 | 0/0 | 0/0 |
| 2016 | 10/7 | 1/3 | 0/0 | 2/1 | 7/3 | 0/0 | 0/0 |
| ÎN TOTAL | 296/180 | 223/127 | 26/15 | 24/20 | 23/18 | 0/0 | 0/0 |
| succes % | 62.18 % | 63.71 % | 63.41 % | 54.55 % | 56.1 % | 0 % | 0 % |
Ayumi Koshiishi / nejucate / ultimele
| nu a fost găsit nici un meci |
Ayumi Koshiishi form / an 2023
Ayumi Koshiishi / an 2023
| 12.12.23 | Calificare | Jenny Lim | Ayumi Koshiishi | 6-2, 6-3 |  | detaliu meci |  W25 Monastir | Hard |
| 11.12.23 | 2-a rundă de calif. | Ayumi Koshiishi | Yingqun Sun | 6-0, 6-0 |  | detaliu meci | ||
| 06.12.23 | 1-a rundă | Andreea Prisacariu | Ayumi Koshiishi | 6-3, 6-2 | | detaliu meci | W25 Monastir | Hard |
| 05.12.23 | Calificare | Ayumi Koshiishi | Annelin Bakker | 6-1, 4-6, 10-8 | | detaliu meci | ||
| 04.12.23 | 2-a rundă de calif. | Ayumi Koshiishi | Ioana Zvonaru | 1-6, 6-1, 10-8 | | detaliu meci | ||
| 27.11.23 | 1-a rundă | Julie Struplova | Ayumi Koshiishi | 6-4, 6-2 | | detaliu meci |  W25 Selva | In. Hard |
| 19.11.23 | Calificare | Kamilla Bartone | Ayumi Koshiishi | 6-2, 6-4 | | detaliu meci | W25 Ortisei | In. Hard |
| 16.11.23 | a 2-a rundă | Isabella Shinikova | Ayumi Koshiishi | 7-5, 5-7, 6-2 | | detaliu meci | W25 Solarino | Carpet |
| 14.11.23 | 1-a rundă | Ayumi Koshiishi | Pemra Ozgen | 2-6, 6-2, 6-4 | | detaliu meci | ||
| 22.10.23 | Finală | Ayumi Koshiishi | Shrivalli Rashmikaa Bhamidipaty | 6-2, 6-1 | | detaliu meci |  W15 Hua | Hard |
| 21.10.23 | Semifinală | Ayumi Koshiishi | Patcharin Cheapchadej | 6-3, 1-6, 6-1 | | detaliu meci | ||
| 20.10.23 | Sfert de finală | Ayumi Koshiishi | Salakthip Ounmuang | 6-4, 6-3 | | detaliu meci | ||
| 19.10.23 | a 2-a rundă | Ayumi Koshiishi | Demi Tran | 6-3, 6-1 | | detaliu meci | ||
| 18.10.23 | 1-a rundă | Ayumi Koshiishi | Pawinee Ruamrak | 6-2, 6-0 | | detaliu meci | ||
| 03.09.23 | 1-a rundă de calif. | Peangtarn Plipuech | Ayumi Koshiishi | 6-4, 6-0 | | detaliu meci |  W100 Tokyo | Hard |
| 21.08.23 | Calificare | Daria Kudashova | Ayumi Koshiishi | 6-2, 3-6, 7-5 | | detaliu meci |  W40 Hong | Hard |
| 20.08.23 | 1-a rundă de calif. | Ayumi Koshiishi | Kanako Morisaki | 6-4, 6-2 | | detaliu meci | ||
| 13.08.23 | Finală | Ayumi Koshiishi | Aruzhan Sagandikova | 6-2, 6-2 | | detaliu meci |  W15 Ust | Hard |
| 12.08.23 | Semifinală | Ayumi Koshiishi | Sonja Zhiyenbayeva | 6-3, 6-4 | | detaliu meci | ||
| 11.08.23 | Sfert de finală | Ayumi Koshiishi | Anastasia Grechkina | 6-2, 1-6, 6-4 | | detaliu meci | ||
| 10.08.23 | a 2-a rundă | Ayumi Koshiishi | Alisa Kummel | 6-4, 6-3 | | detaliu meci | ||
| 08.08.23 | 1-a rundă | Ayumi Koshiishi | Maria Kalyakina | 7-65, 7-5 | | detaliu meci | ||
| 03.08.23 | a 2-a rundă | Anastasia Zakharova | Ayumi Koshiishi | 6-4, 6-75, 6-2 | | detaliu meci | W25 Astana | Hard |
| 02.08.23 | 1-a rundă | Ayumi Koshiishi | Darya Shauha | 7-66, 3-6, 6-2 | | detaliu meci | ||
| 23.07.23 | Finală | Ayumi Koshiishi | Sofia Camila Rojas | 6-4, 6-2 | | detaliu meci | W15 Monastir | Hard |
| 22.07.23 | Semifinală | Ayumi Koshiishi | Katarina Kuzmova | 4-1, Katarina Kuzmova - retragere | | detaliu meci | ||
| 21.07.23 | Sfert de finală | Ayumi Koshiishi | Sophia Biolay | 6-2, 6-2 | | detaliu meci | ||
| 20.07.23 | a 2-a rundă | Ayumi Koshiishi | Helena Buchwald | 6-3, 2-0, Helena Buchwald - retragere | | detaliu meci | ||
| 18.07.23 | 1-a rundă | Ayumi Koshiishi | Elizaveta Shebekina | 6-1, 6-2 | | detaliu meci | ||
| 16.07.23 | Finală | Ayumi Koshiishi | Camilla Zanolini | 6-0, Camilla Zanolini - retragere | | detaliu meci | W15 Monastir | Hard |
| 15.07.23 | Semifinală | Ayumi Koshiishi | Lara Pfeifer | 6-1, 6-4 | | detaliu meci | ||
| 14.07.23 | Sfert de finală | Ayumi Koshiishi | Karine Marion Job | 6-1, 6-2 | | detaliu meci | ||
| 13.07.23 | a 2-a rundă | Ayumi Koshiishi | Raquel Gonzalez Vilar | 6-0, 6-0 | | detaliu meci | ||
| 11.07.23 | 1-a rundă | Ayumi Koshiishi | Margherita Marcon | 6-0, 6-4 | | detaliu meci | ||
| 07.07.23 | Sfert de finală | Camilla Zanolini | Ayumi Koshiishi | 6-3, 6-1 | | detaliu meci | W15 Monastir | Hard |
| 06.07.23 | a 2-a rundă | Ayumi Koshiishi | June Bjork | 6-2, 6-3 | | detaliu meci | ||
| 05.07.23 | 1-a rundă | Ayumi Koshiishi | Cristina Elena Tiglea | 6-2, 6-4 | | detaliu meci | ||
| 27.06.23 | 1-a rundă | Anja Wildgruber | Ayumi Koshiishi | 1-6, 2-1, Ayumi Koshiishi - retragere | | detaliu meci | W15 Monastir | Hard |
| 17.06.23 | Semifinală | Natsuki Yoshimoto | Ayumi Koshiishi | 6-0, 6-0 | | detaliu meci | W15 Kawaguchi | Hard |
| 16.06.23 | a 2-a rundă | Ayumi Koshiishi | Rio Tsuda | 6-4, 6-1 | | detaliu meci | ||
| 16.06.23 | Sfert de finală | Ayumi Koshiishi | Yuika Ikawa | 6-3, 4-6, 6-1 | | detaliu meci | ||
| 14.06.23 | 1-a rundă | Ayumi Koshiishi | Kisa Yoshioka | 7-68, 6-3 | | detaliu meci | ||
| 31.05.23 | 1-a rundă | Yukina Saigo | Ayumi Koshiishi | 6-4, 6-1 | | detaliu meci | W25 Tokyo | Hard |
| 22.05.23 | Calificare | Yi Tsen Cho | Ayumi Koshiishi | 6-2, 6-0 | | detaliu meci |  W25 Goyang | Hard |
| 21.05.23 | 1-a rundă de calif. | Ayumi Koshiishi | Eunji Lee | 6-3, 6-3 | | detaliu meci | ||
| 15.05.23 | 2-a rundă de calif. | Ayumi Koshiishi | Qianhui Tang | 5-7, 6-3, 10-4 | | detaliu meci | W25 Incheon | Hard |
| 15.05.23 | Calificare | Yujin Ahn | Ayumi Koshiishi | 6-4, 6-3 | | detaliu meci | ||
| 10.04.23 | 2-a rundă de calif. | Ramu Ueda | Ayumi Koshiishi | 6-3, Ayumi Koshiishi - retragere | | detaliu meci | W25 Osaka | Hard |
| 09.04.23 | 1-a rundă de calif. | Ayumi Koshiishi | Kurea Hayasaka | 7-63, 6-4 | | detaliu meci | ||
| 03.04.23 | Calificare | Katarina Kozarov | Ayumi Koshiishi | 6-0, 6-3 | | detaliu meci | W25 Kashiwa | Hard |
| 02.04.23 | 1-a rundă de calif. | Ayumi Koshiishi | Aoi Hirata | 6-3, 6-4 | | detaliu meci | ||
| 29.03.23 | 1-a rundă | Eri Hozumi | Ayumi Koshiishi | 6-4, 6-2 | | detaliu meci | W25 Kofu | Hard |
| 26.03.23 | Semifinală | Natsumi Kawaguchi | Ayumi Koshiishi | 6-1, 6-2 | | detaliu meci | W15 Hinode | Hard |
| 24.03.23 | Sfert de finală | Ayumi Koshiishi | Yuka Hosoki | 5-7, 6-2, 6-0 | | detaliu meci | ||
| 23.03.23 | a 2-a rundă | Ayumi Koshiishi | Chisa Hosonuma | 6-2, 6-1 | | detaliu meci | ||
| 22.03.23 | 1-a rundă | Ayumi Koshiishi | Momoko Nishio | 6-4, 7-63 | | detaliu meci | ||
| 05.03.23 | Finală | Ayumi Koshiishi | Hanyu Guo | 5-7, 6-2, 6-1 | | detaliu meci |  W15 Kuching | Hard |
| 04.03.23 | Semifinală | Ayumi Koshiishi | Shuo Feng | 6-0, 6-1 | | detaliu meci | ||
| 03.03.23 | Sfert de finală | Ayumi Koshiishi | Aoi Ito | 6-1, 7-64 | | detaliu meci | ||
| 02.03.23 | a 2-a rundă | Ayumi Koshiishi | Kisa Yoshioka | 6-3, 6-2 | | detaliu meci | ||
| 01.03.23 | 1-a rundă | Ayumi Koshiishi | Jo-Leen Saw | 6-2, 6-0 | | detaliu meci | ||
| 26.02.23 | Finală | Hanyu Guo | Ayumi Koshiishi | 6-4, 6-3 | | detaliu meci | W15 Kuala | Hard |
| 25.02.23 | Semifinală | Ayumi Koshiishi | Aunchisa Chanta | 6-4, 7-5 | | detaliu meci | ||
| 24.02.23 | Sfert de finală | Ayumi Koshiishi | Riko Sawayanagi | 6-3, 7-61 | | detaliu meci | ||
| 23.02.23 | a 2-a rundă | Ayumi Koshiishi | Meiqi Guo | 6-3, 6-1 | | detaliu meci | ||
| 21.02.23 | 1-a rundă | Ayumi Koshiishi | Yi Tsen Cho | 0-6, 7-65, 1-0, Yi Tsen Cho - retragere | | detaliu meci | ||
| 18.02.23 | Semifinală | Lanlana Tararudee | Ayumi Koshiishi | 6-4, 7-5 | | detaliu meci | W15 Ipoh | Hard |
| 17.02.23 | Sfert de finală | Ayumi Koshiishi | Dabin Kim | 6-2, 7-5 | | detaliu meci | ||
| 16.02.23 | a 2-a rundă | Ayumi Koshiishi | Sara Nayar | 6-4, 6-3 | | detaliu meci | ||
| 15.02.23 | 1-a rundă | Ayumi Koshiishi | Shanelle Iaconi | 6-2, 6-2 | | detaliu meci |
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