Stadium: Court 6 Round: 25 Ground: Synthetic outdoor
| ITF M15 Karuizawa | 2019/05/29 04:00 | Yuta Kawahashi v Yuki Mochizuki | 1-6,2-6 |
| ITF M15 Tsukuba | 2019/03/26 01:00 | Ryohei Tagata v Yuta Kawahashi | 4-6,6-2,6-1 |
| ITF M15 Nishi-Tama | 2019/03/06 02:25 | Sho Katayama v Yuta Kawahashi | 6-3,6-1 |
| ITF M15 Nishi-Tama | 2019/03/05 03:00 | Sho Katayama v Yuta Kawahashi | 4-6,5-7 |
| ITF M15 Nishi-Tama | 2019/03/05 01:00 | Hayato Kudo v Yuta Kawahashi | 2-6,1-6 |
| ITF Chinese Taipei F2 | 2018/07/24 03:30 | Cheng-Yu Yu v Yuta Kawahashi | 7-6,1-6,2-6 |
| ITF Chinese Taipei F1 | 2018/07/20 02:00 | Yuta Kawahashi v Michael Zhu | 6-7,1-6 |
| ITF Chinese Taipei F1 | 2018/07/19 02:00 | Bang Shuo Yin v Yuta Kawahashi | 6-3,1-6,2-6 |
| ITF M15 Karuizawa | 2019/05/29 05:15 | Kazuki Shimizu v Kousuke Ogura | 7-5,5-7,6-4 |
| ITF M25 Wuhan | 2019/05/07 03:15 | Cheng-Yu Yu v Kousuke Ogura | 6-4,6-3 |
| ITF M25 Wuhan | 2019/05/06 07:50 | Kousuke Ogura v Rimpei Kawakami | 6-4,6-4 |
| ITF M15 Wuhan | 2019/05/01 07:15 | Kuan-Yi Lee v Kousuke Ogura | 6-3,6-2 |
| ITF M15 Wuhan | 2019/04/30 02:00 | Shi Hong Zeng v Kousuke Ogura | 2-6,7-6,7-10 |
| ITF M15 Wuhan | 2019/04/29 03:45 | Wai Yu Kai v Kousuke Ogura | 3-6,4-6 |
| 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 |