Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Tsukuba | 2024/03/27 04:20 | Yuki Mochizuki v Ray Ho | 6-7,6-2,4-6 |
| ITF M15 Tsukuba | 2024/03/25 06:30 | Ray Ho v Mattias Southcombe | 6-3,6-0 |
| ITF M15 Tsukuba | 2024/03/24 01:00 | Ray Ho v Ko Suzuki | 6-1,6-1 |
| ITF M15 Nishi-Tokyo | 2024/03/20 01:00 | Renta Tokuda v Ray Ho | 6-2,6-3 |
| ITF M15 Nishi-Tokyo | 2024/03/19 01:00 | Ray Ho v Hayato Matsuoka | 6-4,7-6 |
| ITF M15 Nishi-Tokyo | 2024/03/18 03:30 | Ray Ho v Jiayang Dong | 6-0,6-0 |
| Challenger Chennai | 2024/02/04 04:30 | Eric Vanshelboim v Ray Ho | 6-3,6-3 |
| Challenger Yokkaichi | 2023/11/27 02:30 | Ray Ho v Tatsuma Ito | 6-7,1-6 |
| ITF M15 Tsukuba | 2024/03/27 05:30 | Vit Kalina v Ryotaro Matsumura | 6-3,0-6,2-6 |
| ITF M15 Tsukuba | 2024/03/25 07:30 | Ryotaro Matsumura v Jumpei Yamasaki | 7-5,7-6 |
| ITF M15 Tsukuba | 2024/03/24 01:00 | Yeongseok Jeong v Ryotaro Matsumura | 3-6,4-6 |
| ITF M15 Nishi-Tokyo | 2024/03/19 01:00 | Leo Vithoontien v Ryotaro Matsumura | 3-6,6-4,10-6 |
| ITF M15 Hinode | 2024/03/11 05:40 | Ryotaro Matsumura v Gen Nakamura | 3-6,5-7 |
| ITF M15 Hinode | 2024/03/11 01:00 | Ryotaro Matsumura v Mao Takada | 6-2,6-0 |
| UTR Pro Kawaguchi | 2024/03/09 23:30 | Riku Takahata v Ryotaro Matsumura | 6-3,7-5 |
| UTR Pro Kawaguchi | 2024/03/09 02:30 | Haruki Katsushima v Ryotaro Matsumura | 1-6,6-4,2-6 |