| ITF - M15 Tsukuba | 03/26 01:00 | 25 | Kato, Takumi v Yuki Mochizuki | 1-6,2-6 | |
| ITF Japan F4 | 03/25 01:00 | 62 | Kato, Takumi v Uesugi, Teppei | 1-6,4-6 | |
| ITF Japan F4 | 03/24 00:00 | 62 | Kato, Takumi v Habusawa, Tetsuro | 6-2,6-3 | |
| ITF Japan F4 | 03/25 03:00 | 62 | Kato, Takumi v Tashiro, Yuga | 5-7,3-6 |