Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F37 | 2015/09/15 13:00 | Daniel Dutra Da Silva v Takeshima, Shunrou | 6-2,7-6 |
| ITF Turkey F37 | 2015/09/14 13:00 | Takeshima, Shunrou v Harajchi, Aria | 6-4,6-1 |
| ITF Japan F8 | 2015/06/26 01:00 | Katayama, Sho v Takeshima, Shunrou | 3-6,6-0,6-3 |
| ITF Japan F8 | 2015/06/25 02:00 | Takeshima, Shunrou v Ko Suzuki | 6-3,6-2 |
| ITF Japan F8 | 2015/06/24 02:50 | Takeshima, Shunrou v Sebaoun, Leo Julien | 6-3,6-2 |
| ITF Japan F7 | 2015/06/17 01:00 | Takeshima, Shunrou v Nagao, Katsuki | 6-7,3-6 |
| ITF Japan F6 | 2015/06/09 05:00 | Takeshima, Shunrou v Ryota Tanuma | 3-6,1-6 |
| ITF Japan F5 | 2015/06/04 01:00 | Saito, Takashi v Takeshima, Shunrou | 7-5,6-1 |
| ITF Turkey F38 | 2015/09/21 12:00 | Onishi, Ken v Johannes Ingildsen | 6-4,6-4 |
| ITF Turkey F37 | 2015/09/14 13:00 | Onishi, Ken v Bisko, Michal | 4-6,5-7 |
| ITF Turkey F37 | 2015/09/13 14:00 | Onishi, Ken v Harwood, Edward | 6-0,6-0 |
| ITF China F9 | 2015/06/30 08:00 | Qiu, Zhuoyang v Onishi, Ken | 6-3,6-2 |
| ITF Thailand F9 | 2015/06/23 06:40 | Issei Okamura v Onishi, Ken | 6-4,2-6,6-1 |
| ITF Thailand F9 | 2015/06/17 03:30 | Onishi, Ken v Sekiguchi, Shuichi | 3-6,3-6 |
| ITF Thailand F9 | 2015/06/16 05:00 | Itzstein, Zach v Onishi, Ken | 6-4,2-6,0-6 |
| ITF China F6 | 2015/06/04 02:00 | Onishi, Ken v Giraldi Requena, Marcos | 4-6,4-6 |