Stadium: Court 5 Round: 25 Ground: Grass
| ITF M15 Sharm El Sheikh | 2019/02/19 08:00 | Michael Geerts v Ryota Tanuma | 6-3,6-1 |
| ITF Hong Kong F3 | 2018/12/25 02:00 | Jumpei Yamasaki v Ryota Tanuma | 4-6,7-6,6-4 |
| ITF Thailand F9 | 2018/11/15 03:00 | Yu Hsiou Hsu v Ryota Tanuma | 6-0,6-2 |
| ITF Thailand F9 | 2018/11/14 06:25 | Antoine Bellier v Ryota Tanuma | 4-6,4-6 |
| ITF Thailand F9 | 2018/11/13 09:25 | Pak Long Yeung v Ryota Tanuma | 4-6,7-6,6-7 |
| ITF Thailand F8 | 2018/11/06 06:05 | Ryota Tanuma v Yu Hsiou Hsu | 4-6,5-7 |
| Challenger Liuzhou | 2018/10/20 09:30 | Ryota Tanuma v Arjun Kadhe | 6-7,2-6 |
| Challenger Ningbo | 2018/10/15 02:30 | Saketh Myneni v Ryota Tanuma | 6-0,6-3 |
| ITF M25 Albury | 2019/02/25 23:30 | Rimpei Kawakami v Chanchai Sookton-Eng | 3-6,6-4,10-12 |
| ITF M25 Albury | 2019/02/24 23:30 | Benard Bruno Nkomba v Chanchai Sookton-Eng | 6-7,6-4,6-10 |
| ITF Thailand F9 | 2018/11/10 02:00 | Chanchai Sookton-Eng v Yeongseok Jeong | 3-6,0-6 |
| ITF Thailand F8 | 2018/11/03 02:00 | Linh Giang Trinh v Chanchai Sookton-Eng | 6-3,6-1 |
| ITF Thailand F7 | 2018/10/28 03:00 | Matic Spec v Chanchai Sookton-Eng | 6-3,6-4 |
| ITF Thailand F7 | 2018/10/27 02:00 | Nutdanai Sincharoenwattana v Chanchai Sookton-Eng | 3-6,1-6 |
| ITF Thailand F6 | 2018/10/06 07:00 | Chanchai Sookton-Eng v Hyun Su Ro | 6-0,6-0 |
| ITF Thailand F5 | 2018/10/02 07:35 | Ren Nakamura v Chanchai Sookton-Eng | 6-4,6-2 |