Estádio: Court 4 Round: 54 Ground: Hardcourt outdoor
| ITF - Hong Kong F3 | 2018/12/22 02:00 | Xin Gao v Wai Yu Kai | 6-3,6-2 |
| ITF - China F12 - Qualificação | 2018/08/11 02:00 | Hu Liu v Wai Yu Kai | 6-2,6-3 |
| ITF - China F11 | 2018/07/17 01:00 | Lingxi Zhao v Wai Yu Kai | 6-2,6-2 |
| ITF - China F11 - Qualificação | 2018/07/16 02:55 | Wai Yu Kai v Xin Hu | 6-2,6-1 |
| ITF - China F11 - Qualificação | 2018/07/15 03:35 | Ruo Chen v Wai Yu Kai | 1-6,2-6 |
| ITF - China F11 - Qualificação | 2018/07/14 02:50 | Wai Yu Kai v Xiaoyu He | 6-2,6-2 |
| ITF - China F10 - Qualificação | 2018/07/07 02:00 | Weibowen Zou v Wai Yu Kai | 6-3,7-6 |
| ITF - China F9 - Qualificação | 2018/07/01 04:00 | Bingyu Yu v Wai Yu Kai | 6-2,6-1 |
| ITF - M25 Matsuyama | 2019/04/11 01:00 | Naoki Tajima v Kousuke Ogura | 6-4,6-0 |
| ITF - M25 Matsuyama | 2019/04/09 03:00 | Congsup Congcar v Kousuke Ogura | 5-7,5-7 |
| ITF - M15 Kashiwa | 2019/04/01 00:00 | Kousuke Ogura v Kento Takeuchi | 2-6,4-6 |
| ITF - M15 Tsukuba | 2019/03/25 04:45 | Shao-Fan Liu v Kousuke Ogura | 7-5,6-7,10-6 |
| ITF M15 Kofu | 2019/03/20 03:30 | Kousuke Ogura v Min-Kyu Song | 3-6,6-3,3-6 |
| ITF M15 Kofu | 2019/03/18 04:30 | Masamichi Imamura v Kousuke Ogura | 2-6,6-4,10-6 |
| ITF M15 Kofu | 2019/03/18 00:30 | Kazuki Shimizu v Kousuke Ogura | 6-7,5-7 |
| ITF - M15 Nishi-Tokyo | 2019/03/13 05:55 | Kousuke Ogura v Ryota Tanuma | 2-6,6-7 |