Stadium: Court 4 Round: 26 Ground: Clay
| ITF M15 Karuizawa | 2024/05/29 03:00 | Mitsuki Wei Kang Leong v Ryo Tabata | 1-6,3-6 |
| ITF M15 Karuizawa | 2024/05/29 03:00 | Yuta Kikuchi v Ryota Tanuma | 1-6,1-6 |
| ITF M15 Yanagawa | 2023/12/20 05:00 | Ryota Tanuma v Hikaru Shiraishi | 0-6,3-6 |
| ITF M15 Kuala Lumpur | 2023/12/02 02:00 | Yeongseok Jeong v Ryota Tanuma | 7-6,4-6,6-4 |
| ITF M15 Kuala Lumpur | 2023/12/01 02:00 | Ryota Tanuma v Changli Zhang | 2-6,6-4,6-1 |
| ITF M15 Kuala Lumpur | 2023/11/28 01:30 | Ryota Tanuma v Antoine Berger | 3-6,7-5,10-0 |
| ITF M15 Ipoh Perak | 2023/11/25 01:30 | Alexey Zakharov v Ryota Tanuma | 6-3,6-2 |
| ITF M15 Ipoh Perak | 2023/11/23 04:30 | Ryota Tanuma v Yuta Kawahashi | 6-0,6-4 |
| ITF M15 Ipoh Perak | 2023/11/22 09:40 | Patrik Oplustil v Ryota Tanuma | 3-6,1-6 |