Round: 25 Ground: Hardcourt outdoor
| ITF Indonesia F3 - Qual. | 2017/02/20 11:15 | Robin Thour v Shoma Kato | 6-3,7-5 |
| ITF Indonesia F3 - Qual. | 2017/02/19 10:25 | Cristian Stefan Moldovan v Shoma Kato | 4-6,1-6 |
| ITF Indonesia F2 - Qual. | 2017/02/12 12:30 | Rhett Purcell v Shoma Kato | 7-6,6-4 |
| ITF Indonesia F2 - Qual. | 2017/02/11 10:55 | Shoma Kato v Skyler Butts | 6-2,6-0 |
| ITF M25 Tbilisi | 2016/11/05 02:00 | Kuan-Yi Lee v Shoma Kato | 6-1,6-3 |
| ITF Giappone F8 | 2016/06/15 04:30 | Shoma Kato v Takuto Niki | 3-6,3-6 |
| ITF Giappone F8 | 2016/06/13 01:00 | Shoma Kato v Kennosuke Nouchi | 6-2,3-6,6-3 |
| ITF Giappone F7 - Qual. | 2016/06/04 01:00 | Rio Noguchi v Shoma Kato | 7-5,6-2 |
| ITF Giappone F1 | 2017/03/04 01:00 | Hiroyasu Ehara v Kousuke Ogura | 6-2,6-2 |
| Challenger Yokohama - Qual. | 2017/02/26 03:20 | Hiroyasu Ehara v Takuto Niki | 7-6,1-6,3-6 |
| Challenger Yokohama - Qual. | 2017/02/25 06:25 | Hiroyasu Ehara v Masamichi Imamura | 6-3,6-4 |
| ITF Egitto F4 | 2017/02/10 12:30 | Youssef Hossam v Hiroyasu Ehara | 6-4,6-2 |
| ITF Egitto F4 | 2017/02/09 09:30 | Olexiy Kolisnyk v Hiroyasu Ehara | 2-6,1-6 |
| ITF Egitto F4 | 2017/02/08 11:55 | Hiroyasu Ehara v Markus Eriksson | 6-3,6-4 |
| ITF Egitto F4 | 2017/02/06 08:00 | Hiroyasu Ehara v Keisuke Numajiri | 6-0,6-3 |
| ITF Egitto F4 | 2017/02/05 08:00 | Hiroyasu Ehara v Joshua Luck | 6-3,7-5 |