Stadium: Centre Court Round: 27 Ground: Hardcourt outdoor
| ITF M15 Tsukuba | 2024/03/24 01:00 | Linang Xiao v Tomohiro Masabayashi | 3-6,2-6 |
| ITF M15 Nishi-Tokyo | 2024/03/20 00:50 | Ryotaro Taguchi v Tomohiro Masabayashi | 6-3,6-3 |
| ITF M15 Hinode | 2024/03/11 01:00 | Tomohiro Masabayashi v Daiki Yoshimura | 6-7,0-6 |
| UTR Pro Kawaguchi | 2024/03/03 02:00 | Koki Matsuda v Tomohiro Masabayashi | 6-1,1-6,3-6 |
| UTR Pro Kawaguchi | 2024/03/02 01:30 | Haruki Katsushima v Tomohiro Masabayashi | 0-6,4-6 |
| ITF M15 Yanagawa | 2023/12/18 03:00 | Tomohiro Masabayashi v Shu Muto | 1-6,7-6,7-10 |
| ITF M25 Gold Coast | 2023/11/27 00:00 | Tomohiro Masabayashi v Andre Szilvassy | 2-6,3-6 |
| ITF M25 Brisbane | 2023/11/20 04:30 | Tomohiro Masabayashi v Mason Naumovski | 6-7,6-3,5-10 |