| ITF M15 Yanagawa | 2023/12/20 05:00 | Ryota Tanuma v Hikaru Shiraishi | 0-6,3-6 |
| ITF Japan F8 | 2018/06/14 01:00 | Hikaru Shiraishi v Ryota Tanuma | 2-6,4-6 |
| UTR Pro Kawaguchi | 2024/06/22 07:28 | Hikaru Shiraishi v Elijah Cham | 6-2,6-7,6-4 |
| UTR Pro Kawaguchi | 2024/06/20 01:30 | Hikaru Shiraishi v Seiya Nakanishi | 6-4,4-6,7-5 |
| UTR Pro Kawaguchi | 2024/06/19 05:25 | Taiyo Kurata v Hikaru Shiraishi | 3-6,1-6 |
| UTR Pro Kawaguchi | 2024/06/19 01:30 | Christopher Kosei Ono v Hikaru Shiraishi | 1-6,1-6 |
| ITF M15 Karuizawa | 2024/05/30 00:55 | Woobin Shin v Hikaru Shiraishi | 6-1,6-4 |
| ITF M15 Karuizawa | 2024/05/29 02:30 | Yuichiro Inui v Hikaru Shiraishi | 1-6,3-6 |
| Challenger Taipei | 2024/05/14 05:10 | James Trotter v Hikaru Shiraishi | 4-6,6-3,6-1 |
| Challenger Taipei | 2024/05/12 03:00 | Yan Cheng Chen v Hikaru Shiraishi | 4-6,6-7 |
| UTR Pro Kawaguchi | 2024/06/22 04:53 | Ryota Tanuma v Corey Craig | 7-6,2-6,7-5 |
| UTR Pro Kawaguchi | 2024/06/21 23:30 | Kohtaro Kuriyama v Ryota Tanuma | 5-7,5-7 |
| UTR Pro Kawaguchi | 2024/06/20 05:00 | Kotaro Mochizuki v Ryota Tanuma | 1-6,5-7 |
| UTR Pro Kawaguchi | 2024/06/20 00:00 | Kosuke Nakanishi v Ryota Tanuma | 3-6,1-6 |
| ITF M15 Hong Kong | 2024/06/14 06:00 | S D Prajwal Dev v Ryota Tanuma | 5-7,6-4,6-4 |
| ITF M15 Hong Kong | 2024/06/13 05:35 | Ryota Tanuma v Jake Delaney | 6-1,7-6 |
| ITF M15 Hong Kong | 2024/06/12 02:00 | Ryota Tanuma v Ko Suzuki | 6-1,6-4 |
| ITF M15 Karuizawa | 2024/06/01 01:50 | Ryota Tanuma v Kaichi Uchida | 2-6,1-6 |