| ITF - M15 Tsukuba | 03/27 02:55 | 25 | Gen Nakamura v Hayato Matsuoka | 2-6,6-2,4-6 | |
| ITF - M15 Hinode | 03/13 00:55 | 25 | Gen Nakamura v Yuki Mochizuki | 5-7,3-6 | |
| ITF - M15 Hinode | 03/11 05:40 | 62 | Ryotaro Matsumura v Gen Nakamura | 3-6,5-7 | |
| ITF - M15 Hinode | 03/10 03:00 | 62 | Gen Nakamura v Jiayang Dong | 6-2,6-2 |