Stadium: Show Court 1 Round: 166 Ground: Hardcourt outdoor
| ITF M25 Taipei | 2019/07/16 02:00 | Kazuma Kawachi v Kousuke Ogura | 0-6,1-6 |
| ITF M25 Taipei | 2019/07/23 04:30 | Kazuma Kawachi v Arturs Lazdins | 2-6,6-3,2-10 |
| ITF M25 Taipei | 2019/07/16 02:00 | Kazuma Kawachi v Kousuke Ogura | 0-6,1-6 |
| ITF M25 Qujing | 2019/07/11 03:25 | Fajing Sun v Kazuma Kawachi | 6-2,6-3 |
| ITF M25 Qujing | 2019/07/10 03:05 | Kazuma Kawachi v Liran Chen | 4-6,7-6,6-4 |
| ITF M15 Akishima | 2019/06/14 01:00 | Yuta Kawahashi v Kazuma Kawachi | 7-5,6-1 |
| ITF M15 Akishima | 2019/06/13 03:25 | Kazuma Kawachi v Rimpei Kawakami | 6-3,6-1 |
| ITF M15 Akishima | 2019/06/11 05:30 | Kazuma Kawachi v Yuichi Ito | 6-2,6-1 |
| ITF M15 Singapore | 2019/06/06 09:00 | Dayne Kelly v Kazuma Kawachi | 6-3,6-1 |
| ITF M25 Taipei | 2019/07/24 03:35 | Kousuke Ogura v Wei-De Lin | 3-6,1-6 |
| ITF M25 Taipei | 2019/07/23 03:40 | Wei-De Lin v Kousuke Ogura | 6-3,2-6,11-9 |
| ITF M25 Taipei | 2019/07/22 02:00 | Chang-Lin Tsai v Kousuke Ogura | 7-6,3-6,4-10 |
| ITF M25 Taipei | 2019/07/18 10:15 | Yan Bai v Kousuke Ogura | 6-1,6-1 |
| ITF M25 Taipei | 2019/07/17 02:00 | Jumpei Yamasaki v Kousuke Ogura | 6-2,3-6,4-6 |
| ITF M25 Taipei | 2019/07/16 02:00 | Kazuma Kawachi v Kousuke Ogura | 0-6,1-6 |
| ITF M15 Akishima | 2019/06/11 06:35 | Yuta Kawahashi v Kousuke Ogura | 6-0,6-0 |
| ITF M15 Karuizawa | 2019/05/29 05:15 | Kazuki Shimizu v Kousuke Ogura | 7-5,5-7,6-4 |