| Tsukuba, Singles Qualifying M-ITF-JPN-04A | 03/26 01:00 | 25 | Kato, Takumi v 모치즈키, 유키 | 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 타시로, 유가 | 5-7,3-6 |