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Koki Matsuda vs. Issei Okamura - meciuri reciproce
| 31.03.25 | Calificare | Koki Matsuda | Issei Okamura | 6-2, 6-4 | detaliu meci | Hard | |
| 11.03.24 | Calificare | Koki Matsuda | Issei Okamura | 6-4, 6-3 | detaliu meci | Hard | |
| 27.06.23 | 1-a rundă | Koki Matsuda | Issei Okamura | 6-3, 7-66 | detaliu meci | Hard | |
| 03.04.23 | Calificare | Issei Okamura | Koki Matsuda | 6-1, 6-2 | detaliu meci | Hard |
Koki Matsuda form & Issei Okamura form
Koki Matsuda - ultimele meciuri
| 10.06.26 1-a rundă | vs. Artem Alekseychuk | 5-7, 3-6 | detaliu meci | |
| 29.05.26 Sfert de finală | vs. Sora Fukuda | 1-6, 2-6 | detaliu meci | |
| 28.05.26 a 2-a rundă | vs. Kentaro Otsuka | 6-3, 6-3 | detaliu meci | |
| 27.05.26 1-a rundă | vs. Ko Suzuki | 7-5, 6-3 | detaliu meci | |
| 19.04.26 Finală | vs. Chan-Yeong Oh | 6-4, 6-4 | detaliu meci | |
| 18.04.26 Semifinală | vs. Cruz Hewitt | 6-4, 5-7, 6-4 | detaliu meci | |
| 17.04.26 Sfert de finală | vs. Alex Knaff | 3-6, 6-4, 7-68 | detaliu meci | |
| 16.04.26 a 2-a rundă | vs. Markus Malaszszak | 6-0, 6-2 | detaliu meci | |
| 14.04.26 1-a rundă | vs. Yuta Tomida | 6-1, 6-3 | detaliu meci | |
| 31.03.26 1-a rundă | vs. Hiroki Moriya | 6-4, 4-6, 0-6 | detaliu meci | |
| 30.03.26 Calificare | vs. Yusuke Kusuhara | 6-4, 6-2 | detaliu meci | |
| 29.03.26 1-a rundă de calif. | vs. Axel Nefve | 4-6, 6-2, 7-65 | detaliu meci | |
| 22.03.26 1-a rundă de calif. | vs. Fajing Sun | 3-6, 4-6 | detaliu meci | |
| 13.03.26 Sfert de finală | vs. Noah Zamora | 7-65, 4-6, 4-6 | detaliu meci | |
| 12.03.26 a 2-a rundă | vs. Yuto Oki | 6-75, 6-4, 7-65 | detaliu meci | |
| 11.03.26 1-a rundă | vs. Jumpei Yamasaki | 6-2, 7-65 | detaliu meci | |
| 08.03.26 Finală | vs. Andre Ilagan | 7-65, 6-2 | detaliu meci | |
| 07.03.26 Semifinală | vs. Pawit Sornlaksup | 7-5, 6-4 | detaliu meci | |
| 06.03.26 Sfert de finală | vs. Akira Santillan | Akira Santillan - nu s-a prezentat | detaliu meci | |
| 05.03.26 a 2-a rundă | vs. Thanapet Chanta | 3-6, Thanapet Chanta - retragere | detaliu meci | |
| 03.03.26 1-a rundă | vs. Hanyi Liu | 6-2, 6-4 | detaliu meci | |
| 06.01.26 1-a rundă | vs. Marat Sharipov | 3-6, 6-72 | detaliu meci | |
| 05.01.26 Calificare | vs. Kunanan Pantaratorn | 6-3, 6-2 | detaliu meci | |
| 04.01.26 1-a rundă de calif. | vs. Michele Ribecai | 1-6, 7-5, 7-68 | detaliu meci | |
| 16.11.25 Calificare | vs. Yusuke Kusuhara | 7-62, 1-6, 2-6 | detaliu meci | |
| 15.11.25 1-a rundă de calif. | vs. Ren Nakamura | 6-4, 6-1 | detaliu meci | |
| 09.11.25 1-a rundă de calif. | vs. Yusuke Takahashi | 3-6, 2-6 | detaliu meci | |
| 06.11.25 a 2-a rundă | vs. Duje Ajdukovic | 4-6, 6-3, 3-6 | detaliu meci | |
| 04.11.25 1-a rundă | vs. Abedallah Shelbayh | 7-64, 6-2 | detaliu meci | |
| 03.11.25 Calificare | vs. Taiyo Yamanaka | 6-3, 6-74, 6-3 | detaliu meci | |
Issei Okamura - ultimele meciuri
| 14.09.25 1-a rundă de calif. | vs. Jonathan Mridha | 3-6, 6-75 | detaliu meci | |
| 08.09.25 1-a rundă de calif. | vs. Natsuki Yamamoto | 2-6, 6-4, 5-10 | detaliu meci | |
| 03.09.25 1-a rundă | vs. Naoya Honda | 3-6, 2-6 | detaliu meci | |
| 02.09.25 Calificare | vs. Seiya Nakanishi | 4-6, 7-65, 10-8 | detaliu meci | |
| 13.08.25 1-a rundă | vs. Antoine Berger | 1-6, 1-6 | detaliu meci | |
| 05.08.25 1-a rundă | vs. Anmar Faleh Alhogbani | 2-6, 6-4, 3-6 | detaliu meci | |
| 29.07.25 1-a rundă | vs. Lucca Liu | 2-6, 1-6 | detaliu meci | |
| 09.07.25 1-a rundă | vs. Koray Kirci | 5-7, 6-2, 2-6 | detaliu meci | |
| 01.07.25 Calificare | vs. Yuta Tomida | 5-7, 3-6 | detaliu meci | |
| 30.06.25 1-a rundă de calif. | vs. Koshiro Nakamae | 6-4, 6-4 | detaliu meci | |
| 04.06.25 1-a rundă | vs. Jay Dylan Hara Friend | 3-6, 2-6 | detaliu meci | |
| 29.04.25 1-a rundă | vs. Grigoriy Lomakin | 4-6, 7-65, 6-76 | detaliu meci | |
| 22.04.25 1-a rundă | vs. Jumpei Yamasaki | 3-6, 4-6 | detaliu meci | |
| 21.04.25 Calificare | vs. Ryuichiro Nakano | 6-1, 6-1 | detaliu meci | |
| 20.04.25 1-a rundă de calif. | vs. Kohei Hayashi | 6-0, 3-6, 10-8 | detaliu meci | |
| 16.04.25 1-a rundă | vs. Yusuke Kusuhara | 5-7, 2-6 | detaliu meci | |
| 15.04.25 Calificare | vs. Yuhei Kono | 7-65, 6-1 | detaliu meci | |
| 14.04.25 1-a rundă de calif. | vs. Noritaka Koizumi | 1-6, 7-5, 10-7 | detaliu meci | |
| 04.04.25 a 2-a rundă | vs. Keisuke Saitoh | 2-6, 2-6 | detaliu meci | |
| 01.04.25 1-a rundă | vs. Yuhei Kono | 6-2, 6-1 | detaliu meci | |
| 31.03.25 Calificare | vs. Koki Matsuda | 2-6, 4-6 | detaliu meci | |
| 30.03.25 1-a rundă de calif. | vs. Ryo Minakata | 6-1, 6-2 | detaliu meci | |
| 26.03.25 1-a rundă | vs. Takuya Kumasaka | 5-7, 1-6 | detaliu meci | |
| 24.03.25 Calificare | vs. Ryota Tanuma | 6-0, 7-5 | detaliu meci | |
| 23.03.25 1-a rundă de calif. | vs. Maxwell Benson | 7-5, 6-2 | detaliu meci | |
| 19.03.25 1-a rundă | vs. Ji Sung Nam | 1-6, 1-6 | detaliu meci | |
| 18.03.25 Calificare | vs. Yu Maeda | 6-1, 6-4 | detaliu meci | |
| 17.03.25 1-a rundă de calif. | vs. Yuya Ando | 6-1, 6-4 | detaliu meci | |
| 13.03.25 a 2-a rundă | vs. Hikaru Shiraishi | 2-6, 2-6 | detaliu meci | |
| 11.03.25 1-a rundă | vs. Ryuji Tsutsumino | 6-4, 4-6, 6-2 | detaliu meci | |



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