Stadium: Court 5 Round: 28 Ground: Hardcourt indoor
| ITF M15 Tsukuba | 2019/03/28 01:00 | Ryota Tanuma v Shintaro Imai | 5-7,3-6 |
| ITF Hong Kong F2 | 2018/07/06 02:00 | Shintaro Imai v Ryota Tanuma | 6-2,6-2 |
| ITF Hong Kong F1 | 2018/06/25 02:00 | Shintaro Imai v Ryota Tanuma | 3-6,2-6 |
| 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 |
| ITF M15 Ipoh Perak | 2023/11/21 04:00 | Ke Hau Hung v Ryota Tanuma | 2-6,2-6 |
| Challenger Taipei | 2024/05/12 06:40 | Ji Sung Nam v Shintaro Imai | 2-6,6-3,6-3 |
| ITF M25 Nottingham | 2024/05/02 12:10 | Blake Mott v Shintaro Imai | 6-0,6-7,6-2 |
| ITF M25 Nottingham | 2024/05/01 09:00 | Daniel Little v Shintaro Imai | 4-6,4-6 |
| ITF M25 Nottingham | 2024/04/25 14:25 | Shintaro Imai v Blake Mott | 6-4,5-7,4-6 |
| ITF M25 Nottingham | 2024/04/24 09:00 | Martyn Pawelski v Shintaro Imai | 4-6,6-3,3-6 |
| ITF M15 Kashiwa | 2024/04/05 04:30 | Sora Fukuda v Shintaro Imai | 6-2,6-0 |
| ITF M15 Kashiwa | 2024/04/04 03:15 | Shintaro Imai v Leo Vithoontien | 6-3,6-3 |
| ITF M15 Kashiwa | 2024/04/02 06:00 | Kokoro Isomura v Shintaro Imai | 3-6,2-6 |