Stadium: I Round: 62 Ground: Clay
| ITF Japan F4 | 2018/03/24 00:00 | Rigele Te v Taketo Takamisawa | 6-2,6-3 |
| ITF Japan F3 | 2018/03/17 00:30 | Tamaki Yamao v Taketo Takamisawa | 6-1,6-3 |
| ITF Japan F1 | 2018/03/07 01:00 | Yuichi Ito v Taketo Takamisawa | 1-6,6-1,6-0 |
| ITF Japan F8 | 2017/06/10 04:00 | Keisuke Watanuki v Taketo Takamisawa | 4-6,6-2,6-3 |
| ITF Japan F8 | 2018/06/09 01:00 | Seita Watanabe v Tomohiro Masabayashi | 7-6,5-7,4-6 |
| ITF Japan F7 | 2018/06/07 05:25 | Tomohiro Masabayashi v Makoto Ochi | 2-6,2-6 |
| ITF Japan F7 | 2018/06/04 01:00 | Yuichiro Inui v Tomohiro Masabayashi | 5-7,3-6 |
| ITF Japan F7 Qual | 2018/06/03 03:10 | Tomohiro Masabayashi v Ko Suzuki | 5-7,7-6,6-4 |
| ITF Japan F7 Qual | 2018/06/02 03:00 | Tomohiro Masabayashi v Kenta Kurita | 6-2,6-3 |
| ITF Japan F5 | 2018/03/31 00:30 | Rio Noguchi v Tomohiro Masabayashi | 4-6,6-1,7-5 |
| ITF Japan F4 | 2018/03/25 01:00 | Tomohiro Masabayashi v Jack Murray | 6-7,0-6 |
| ITF Japan F4 | 2018/03/24 04:00 | Shunsuke Wakita v Tomohiro Masabayashi | 2-6,5-7 |