Round: 25 Ground: Hardcourt outdoor
| Challenger Seoul Qual | 2017/05/07 04:20 | Makoto Ochi v Shuichi Sekiguchi | 1-6,1-6 |
| Challenger Seoul Qual | 2017/05/06 05:05 | Cheong-Eui Kim v Makoto Ochi | 6-2,3-6,1-6 |
| Challenger Gimcheon Qual | 2017/05/01 02:00 | Bradley Mousley v Makoto Ochi | 6-3,6-2 |
| Challenger Gimcheon Qual | 2017/04/30 01:00 | Nam Hoang Ly v Makoto Ochi | 4-6,6-4,3-6 |
| Challenger Gimcheon Qual | 2017/04/29 01:00 | Makoto Ochi v Yusuke Takahashi | 6-1,6-3 |
| ITF Portugal F6 | 2017/04/12 09:30 | Makoto Ochi v Goncalo Oliveira | 5-7,4-6 |
| ITF Portugal F6 | 2017/04/11 12:30 | Makoto Ochi v Louis Wessels | 6-2,3-6,6-1 |
| ITF Portugal F5 | 2017/04/09 10:30 | Gerard Granollers-Pujol v Makoto Ochi | 6-1,6-3 |