Stadium: Court 10 Round: 26 Ground: Hardcourt outdoor
| ITF Japan F5 | 2017/04/02 01:00 | Tomohiro Masabayashi v Kazuki Nishiwaki | 1-6,6-7 |
| ITF M15 Hong Kong | 2024/06/19 07:40 | Tomohiro Masabayashi v James Van Herzeele | 6-3,6-1 |
| ITF M15 Hong Kong | 2024/06/14 06:00 | Ajeet Rai v Tomohiro Masabayashi | 7-5,6-0 |
| ITF M15 Hong Kong | 2024/06/13 03:55 | Tomohiro Masabayashi v Nam Hoang Ly | 6-4,2-6,6-4 |
| ITF M15 Hong Kong | 2024/06/12 05:20 | Adil Kalyanpur v Tomohiro Masabayashi | 4-6,3-6 |
| ITF M15 Harmon | 2024/06/07 00:00 | Ryuki Matsuda v Tomohiro Masabayashi | 6-4,6-2 |
| ITF M15 Harmon | 2024/06/06 00:00 | Tomohiro Masabayashi v Tatsuma Ito | 6-3,2-6,6-4 |
| ITF M15 Harmon | 2024/06/05 04:30 | Ki Lung NG v Tomohiro Masabayashi | 3-6,1-6 |
| ITF M15 Karuizawa | 2024/06/01 05:35 | Tomohiro Masabayashi v Sora Fukuda | 2-6,4-6 |
| ITF M15 Hong Kong | 2024/06/19 02:00 | Rohan Mehra v Kazuki Nishiwaki | 7-6,3-6,4-6 |
| ITF M15 Hong Kong | 2024/06/11 06:05 | Tsz Fu Wong v Kazuki Nishiwaki | 2-6,4-6 |
| ITF M15 Daegu | 2024/06/05 04:00 | Ku Keon Kang v Kazuki Nishiwaki | 7-6,6-2 |
| ITF M15 Karuizawa | 2024/05/30 03:20 | Ryotaro Matsumura v Kazuki Nishiwaki | 6-4,6-2 |
| ITF M15 Karuizawa | 2024/05/29 02:30 | Jay Lin Gibson v Kazuki Nishiwaki | 2-6,6-4,7-10 |
| ITF M15 Bucharest | 2024/05/23 10:35 | Illya Beloborodko v Kazuki Nishiwaki | 3-6,6-4,6-2 |
| ITF M15 Bucharest | 2024/05/21 08:00 | Christian Teszari v Kazuki Nishiwaki | 1-6,3-6 |
| ITF M15 Bucharest | 2024/05/14 09:35 | Dan Alexandru Tomescu v Kazuki Nishiwaki | 6-1,6-0 |