| ITF Italy F25 | 2017/08/08 12:20 | Jeremy Jahn v Ryota Kishi | 6-3,6-2 |
| ITF Latvia F1 | 2017/07/31 09:25 | Ryota Kishi v Martins Podzus | 2-6,2-6 |
| ITF Estonia F1 | 2017/07/25 09:30 | Ryota Kishi v Patrik Brydolf | 6-1,6-7,1-6 |
| ITF Lithuania F1 | 2017/07/19 09:00 | Ronald Slobodchikov v Ryota Kishi | 6-2,6-2 |
| ITF Lithuania F1 | 2017/07/17 14:50 | Ryota Kishi v Tadas Babelis | 4-6,6-4,7-5 |
| ITF Guam F1 | 2017/06/21 02:15 | Ryota Kishi v Oh-Hee Kwon | 5-7,2-6 |
| ITF Japan F8 | 2017/06/14 05:50 | Ryota Kishi v Keisuke Watanuki | 0-6,1-6 |
| ITF Japan F7 | 2017/06/06 04:45 | Ryota Kishi v Sho Katayama | 2-6,2-6 |
| ITF Malaysia F1 | 2017/10/15 01:00 | Philip Franken v Christian Didier Chin | 4-6,1-6 |
| Davis Cup | 2017/07/19 03:30 | Hady Habib v Christian Didier Chin | 6-2,6-4 |