| UTR Pro Kawaguchi | 2024/03/09 02:30 | Haruki Katsushima v Ryotaro Matsumura | 1-6,6-4,2-6 |
| UTR Pro Kawaguchi | 2024/06/26 03:30 | Ryotaro Matsumura v Tomislav E Papac | 6-0,6-2 |
| UTR Pro Kawaguchi | 2024/06/25 01:30 | Ryotaro Matsumura v Seiya Nakanishi | 6-1,6-0 |
| UTR Pro Kawaguchi | 2024/06/24 06:30 | Ryotaro Matsumura v Kosuke Nakanishi | 6-4,6-2 |
| ITF M15 Karuizawa | 2024/06/01 02:20 | Tomohiro Masabayashi v Ryotaro Matsumura | 6-0,6-2 |
| ITF M15 Karuizawa | 2024/05/30 03:20 | Ryotaro Matsumura v Kazuki Nishiwaki | 6-4,6-2 |
| ITF M15 Karuizawa | 2024/05/29 02:00 | Ryotaro Matsumura v Taiyo Yamanaka | 6-3,4-6,12-10 |
| ITF M25 Anning | 2024/05/21 04:30 | Ryotaro Matsumura v Nico Hornitschek | 3-6,1-6 |
| ITF M25 Anning | 2024/05/20 06:00 | Ryotaro Matsumura v Min Seong Kim | 6-3,6-1 |
| UTR Pro Kawaguchi | 2024/06/26 02:00 | Kosuke Nakanishi v Haruki Katsushima | 6-3,1-6,6-2 |
| UTR Pro Kawaguchi | 2024/06/24 05:39 | Seiya Nakanishi v Haruki Katsushima | 6-1,6-3 |
| UTR Pro Urayasu | 2024/05/11 01:30 | Haruki Katsushima v Taketo Takamisawa | 3-6,0-6 |
| UTR Pro Urayasu | 2024/05/10 00:00 | Haruki Katsushima v Masaya Kobayashi | 6-2,5-3 |
| UTR Pro Urayasu | 2024/05/09 06:00 | Haruki Katsushima v Koki Takada | 6-1,6-4 |
| UTR Pro Urayasu | 2024/05/09 03:00 | Nicholas Jovanovski v Haruki Katsushima | 2-6,1-6 |
| UTR Pro Suita | 2024/04/26 02:00 | Haruki Katsushima v Kazuma Kimura | 3-6,2-6 |
| UTR Pro Suita | 2024/04/25 02:36 | Haruki Katsushima v Mizuki Kawada | 1-6,6-3,6-2 |