Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Takahiro Kubo v Maximiliano R-Mayorga | 2-6,4-6 |
| ITF Portugal F1 | 2018/02/17 10:00 | Takahiro Kubo v Benjamin Niv | 1-6,0-6 |
| ITF Spain F3 | 2018/01/27 14:00 | Takahiro Kubo v Nikita Tatyanin | 1-6,3-6 |
| ITF Spain F2 | 2018/01/20 13:30 | Marc Fornell-Mestres v Takahiro Kubo | 6-0,6-1 |
| ITF Australia F7 Qual | 2017/10/07 04:00 | Takahiro Kubo v Lawrence Bataljin | 2-6,2-6 |
| ITF Australia F6 | 2017/09/30 01:30 | Takahiro Kubo v Cameron Edward Smith | 3-6,0-6 |
| ITF Australia F5 Qual | 2017/09/23 01:30 | Darren Polkinghorne v Takahiro Kubo | 6-1,6-2 |
| ITF Australia F4 Qual | 2017/09/17 04:30 | Takahiro Kubo v Louis Clark | 3-6,2-6 |
| ITF Japan F2 | 2018/03/11 00:30 | Kousuke Ogura v Shinta Fujii | 6-2,5-7,6-7 |
| ITF Japan F2 | 2018/03/10 00:30 | Cheong Hwi Kim v Kousuke Ogura | 5-7,2-6 |
| ITF Japan F1 | 2018/03/03 01:00 | Kousuke Ogura v James Trotter | 3-6,3-6 |
| ITF Japan F8 | 2017/06/10 00:00 | Kousuke Ogura v Taisei Ichikawa | 2-6,2-6 |
| ITF Japan F7 | 2017/06/03 01:00 | Kousuke Ogura v Masaya Kobayashi | 1-6,4-6 |
| ITF Japan F4 | 2017/03/25 01:00 | Kousuke Ogura v Rio Noguchi | 2-6,1-6 |
| ITF Japan F3 | 2017/03/18 03:00 | Kousuke Ogura v Yusei Fukuoka | 2-6,4-6 |
| ITF Japan F1 | 2017/03/04 01:00 | Hiroyasu Ehara v Kousuke Ogura | 6-2,6-2 |