Stadium: Court H Round: 25 Ground: Hardcourt outdoor
| ITF Japan F3 | 2018/03/18 01:00 | Kikuchi, Gengo v Kousuke Ogura | 6-3,6-2 |
| ITF Chinese Taipei F2 | 2018/07/24 02:00 | Peng, Hsien-Yin v Kikuchi, Gengo | 6-3,6-4 |
| ITF Chinese Taipei F1 | 2018/07/18 03:05 | Chen, Ti v Kikuchi, Gengo | 6-2,6-3 |
| ITF Japan F8 | 2018/06/17 02:00 | Rio Noguchi v Kikuchi, Gengo | 6-3,6-4 |
| ITF Japan F8 | 2018/06/16 02:00 | Kikuchi, Gengo v Katayama, Sho | 6-4,7-5 |
| ITF Japan F8 | 2018/06/15 01:30 | Kibi, Yuya v Kikuchi, Gengo | 6-4,4-6,3-6 |
| ITF Japan F8 | 2018/06/14 01:00 | Kikuchi, Gengo v Shinji Hazawa | 6-4,6-3 |
| ITF Japan F8 | 2018/06/13 01:00 | Kikuchi, Gengo v Masaya Kobayashi | 6-0,6-1 |
| ITF Japan F7 | 2018/06/09 03:20 | Saito, Takashi v Kikuchi, Gengo | 4-6,7-6,6-3 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/05 03:00 | Aoran Wang v Kousuke Ogura | 3-6,2-6 |
| Nishi-Tama, Simples M-ITF-JPN-01A | 2019/03/05 01:00 | Kousuke Ogura v Takeshima, Shunrou | 7-5,6-3 |
| ITF Thailand F9 | 2018/11/11 04:30 | Kousuke Ogura v Wang, Chukang | 1-6,7-5,1-6 |
| ITF Thailand F9 | 2018/11/10 05:00 | Kousuke Ogura v Khunjan, Nawakarn | 6-1,6-3 |
| ITF Thailand F8 | 2018/11/03 04:30 | Alexander Donski v Kousuke Ogura | 6-1,4-6,6-2 |
| Thailande F6, Qualifications Simples | 2018/10/06 05:30 | Daisuke Sumizawa v Kousuke Ogura | 6-3,6-2 |
| ITF Thailand F5 | 2018/09/30 02:30 | Susanto, David Agung v Kousuke Ogura | 6-4,6-0 |
| ITF Thailand F5 | 2018/09/29 04:30 | Guo, Tianjia v Kousuke Ogura | 6-4,2-6,3-6 |