Takuto Niki 2-6,3-6 Yosuke Watanuki 2017-06-15 03:00
Round: 26 Ground: Hardcourt outdoor
Home History
| ITF Chinese Taipei F1 | 2017/06/14 03:40 | Takuto Niki v Shintaro Imai | 6-4,6-4 |
| ITF Japan F7 | 2017/06/09 01:00 | Takuto Niki v Kento Takeuchi | 4-6,6-2,4-6 |
| ITF Japan F7 | 2017/06/06 01:00 | Takuto Niki v Yusuke Watanuki | 5-7,7-5,6-4 |
| ITF Japan F6 | 2017/06/02 04:00 | Takuto Niki v Sora Fukuda | 6-3,4-6,3-6 |
| ITF Japan F6 | 2017/06/01 02:00 | Takuto Niki v Masaya Kobayashi | 6-2,6-3 |
| ITF Japan F6 | 2017/05/31 01:00 | Takuto Niki v Masaya Kobayashi | 6-2,6-3 |
| ITF Japan F6 | 2017/05/30 03:30 | Takuto Niki v Ibuki Furuta | 6-2,6-2 |
| ITF China F8 | 2017/05/26 04:20 | Rubin Statham v Takuto Niki | 7-6,7-6 |
Away History
| ITF Chinese Taipei F1 | 2017/06/14 02:00 | Yosuke Watanuki v Yu Feng Chen | 6-2,6-3 |
| ITF Japan F7 | 2017/06/11 03:40 | Kento Takeuchi v Yosuke Watanuki | 6-4,1-6,4-6 |
| ITF Japan F7 | 2017/06/10 02:45 | Yusuke Takahashi v Yosuke Watanuki | 2-6,3-6 |
| ITF Japan F7 | 2017/06/09 01:00 | Yosuke Watanuki v Shuichi Sekiguchi | 6-4,5-7,6-0 |
| ITF Japan F7 | 2017/06/07 04:00 | Shintaro Imai v Yosuke Watanuki | 7-6,3-6,1-6 |
| ITF Japan F7 | 2017/06/05 02:25 | Yosuke Watanuki v Ibuki Furuta | 6-1,6-4 |
| ITF Japan F6 | 2017/05/29 04:00 | Yosuke Watanuki v Kaito Itsusaki | 1-6,7-6,1-6 |
| Challenger Savannah Qual | 2017/04/29 14:00 | Yosuke Watanuki v Damon Gooch | 6-7,3-6 |