Stadium: Court 5 Round: 25 Ground: Clay
| ITF Japan F2 | 2016/03/12 00:30 | Tanuma, Ryota v Takeshima, Shunrou | 3-6,0-6 |
| ITF Japan F6 | 2015/06/09 05:00 | Takeshima, Shunrou v Tanuma, Ryota | 3-6,1-6 |
| ITF Japan F7 | 2018/06/04 02:30 | Takeshima, Shunrou v Makoto Ochi | 4-6,3-6 |
| ITF Singapore F1 | 2018/05/16 02:00 | Takeshima, Shunrou v Thai-Son Kwiatkowski | 4-6,6-4,2-6 |
| ITF Singapore F1 | 2018/05/15 05:15 | Takeshima, Shunrou v Yuichiro Inui | 6-4,6-4 |
| ITF Japan F6 | 2018/04/12 03:50 | Takeshima, Shunrou v Naoki Tajima | 6-4,2-6,4-6 |
| ITF Japan F6 | 2018/04/10 03:20 | Takeuchi, Kento (1987) v Takeshima, Shunrou | 6-4,4-6,5-7 |
| ITF Japan F6 Qual | 2018/04/09 01:00 | Uesugi, Teppei v Takeshima, Shunrou | 4-6,2-6 |
| ITF Japan F3 | 2018/03/19 01:00 | Takeuchi, Kento (1987) v Takeshima, Shunrou | 6-1,6-2 |
| ITF Japan F3 | 2018/03/18 01:30 | Ito, Yuichi v Takeshima, Shunrou | 6-7,6-7 |
| ITF Japan F7 | 2018/06/04 01:00 | Tanuma, Ryota v Inoue, Haru | 5-7,2-6 |
| ITF Vietnam F3 | 2018/05/16 06:45 | Abhinav Sanjeev Shanmugam v Tanuma, Ryota | 6-4,6-4 |
| ITF Vietnam F3 | 2018/05/15 03:00 | Kerdlaphee, Phongsapak v Tanuma, Ryota | 2-6,4-6 |
| ITF Vietnam F2 | 2018/05/11 03:00 | Kikuchi, Gengo v Tanuma, Ryota | 6-4,6-2 |
| ITF Vietnam F2 | 2018/05/09 03:00 | Linh Giang Trinh v Tanuma, Ryota | 6-3,3-6,5-7 |
| ITF Vietnam F2 | 2018/05/07 05:15 | Andrzejczuk, Adrian v Tanuma, Ryota | 4-6,1-6 |
| ITF Vietnam F1 | 2018/05/02 05:25 | Tanuma, Ryota v Vuradin, Lucas | 6-7,2-6 |
| ITF Vietnam F1 | 2018/05/01 03:00 | Tanuma, Ryota v Wong, Chun Hun | 3-6,7-6,6-1 |