Stadium: Court 4 Round: 27 Ground: Hardcourt outdoor
| ITF - M15 Nishi-Tokyo | 2019/03/12 05:00 | Makoto Ochi v Seita Watanabe | 6-1,6-2 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/25 02:00 | Makoto Ochi v Takeuchi, Kento (1987) | 6-4,7-6 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/24 02:00 | Makoto Ochi v Yu Hsiou Hsu | 6-2,6-4 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/18 02:00 | Makoto Ochi v Taisei Ichikawa | 1-6,2-6 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/17 02:00 | Makoto Ochi v Pai, Jie-Ming | 7-5,6-4 |
| Qujing, Simples M-ITF-CHN-13A | 2019/07/11 03:50 | Jumpei Yamasaki v Makoto Ochi | 2-6,6-3,7-6 |
| Qujing, Simples M-ITF-CHN-13A | 2019/07/09 05:15 | Cing-Yang Meng v Makoto Ochi | 0-6,4-6 |
| ITF M15 Anseong | 2019/06/25 04:10 | Makoto Ochi v Thirouin, Jean | 4-6,7-6,3-6 |
| Fergana, Uzbekistan | 2019/06/17 07:25 | Sekiguchi, Shuichi v Makoto Ochi | 6-4,6-4 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/24 02:00 | Seita Watanabe v Lo, Chien Hsun | 6-2,6-2 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/23 02:00 | Taisei Ichikawa v Seita Watanabe | 5-7,4-6 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/17 02:00 | Yan Bai v Seita Watanabe | 6-0,6-2 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/16 03:50 | Ren Nakamura v Seita Watanabe | 6-4,4-6,5-10 |
| Taipei, Singles M-ITF-TPE-01A | 2019/07/15 04:30 | Tsai, Mu Fu v Seita Watanabe | 0-6,0-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/18 03:20 | Seita Watanabe v Im, Seong Taek | 3-6,7-6,12-14 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/12 03:20 | Oh, Seong-Gook v Seita Watanabe | 6-7,6-2,6-3 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/11 02:50 | Seita Watanabe v Lim, Hyung-Chan | 6-4,6-0 |