Ground: Hardcourt outdoor
| ITF M15 Osaka MD | 2025/04/19 08:32 | Kusuhara/Nakagawa v Huang/Wang | 6-2,6-3 |
| ITF M15 Osaka MD | 2025/04/18 09:04 | Kusuhara/Nakagawa v Katayama/Kono | 6-1,6-3 |
| ITF M15 Osaka MD | 2025/04/18 06:00 | Kusuhara/Nakagawa v Okamura/Takahata | 6-2,6-1 |
| ITF M15 Osaka MD | 2025/04/17 07:00 | Kusuhara/Nakagawa v Yuto Oki/Tomida | 6-2,6-1 |
| ITF M15 Kashiwa MD | 2025/04/03 08:30 | Kawachi/Matsuda v Kusuhara/Nakagawa | 3-6,7-6,1-0 |
| ITF M15 Tsukuba MD | 2025/03/28 03:00 | Kusuhara/Nakagawa v Hsu/Huang | 6-4,6-7,1-0 |
| ITF M15 Tsukuba MD | 2025/03/27 07:59 | Ichikawa/Tajima v Kusuhara/Nakagawa | 1-6,2-5 |
| ITF M15 Tsukuba MD | 2025/03/27 04:00 | Kusuhara/Nakagawa v Barki/Peliwo | 6-4,6-1 |