Round: 62 Ground: Hardcourt outdoor
| ITF Japan F1 | 2017/03/05 01:00 | Yohei Ono v Yohei Otsuka | 6-3,6-3 |
| ITF Japan F8 | 2016/06/12 01:00 | Yutaro Matsuzaki v Yohei Otsuka | 6-2,6-2 |
| ITF Japan F8 | 2016/06/11 04:00 | Yohei Otsuka v Takahiro Kubo | 6-2,6-3 |
| ITF Japan F5 | 2016/04/03 02:00 | Taiki Hashimoto v Yohei Otsuka | 6-0,6-1 |
| ITF Japan F3 | 2016/03/19 00:30 | Tung-Lin Wu v Yohei Otsuka | 6-1,6-3 |
| ITF Japan F1 | 2016/03/05 01:00 | Yohei Otsuka v Soichiro Moritani | 3-6,3-6 |
| ITF Japan F6 Qual | 2015/06/07 01:00 | Makoto Ochi v Yohei Otsuka | 3-6,6-0,6-1 |
| ITF Japan F4 | 2015/03/28 00:30 | Ryota Tanuma v Yohei Otsuka | 6-4,6-1 |
| ITF Japan F2 | 2017/03/14 05:30 | Zhaoyi Cao v Hong Chung | 6-7,6-7 |
| ITF Japan F1 | 2017/03/06 01:00 | Zhaoyi Cao v Masaki Sasai | 0-6,1-6 |
| ITF Japan F1 | 2017/03/05 01:00 | Zhaoyi Cao v Kazuki Shimizu | 2-6,6-2,7-5 |
| Challenger Yokohama Qual | 2017/02/25 06:40 | Alex Bolt v Zhaoyi Cao | 6-3,6-4 |
| ITF China F1 Qual | 2017/02/14 02:00 | Zhaoyi Cao v Su Hao Zhong | 4-6,7-5,4-6 |
| ITF China F1 Qual | 2017/02/13 02:00 | Zhaoyi Cao v Fariduni Hamid | 6-4,6-2 |
| ITF China F1 Qual | 2017/02/12 05:25 | Zhaoyi Cao v Liran Chen | 6-4,6-1 |
| Challenger Suzhou | 2016/10/25 04:45 | Di Wu v Zhaoyi Cao | 6-1,6-1 |