Round: 25 Ground: Hardcourt outdoor
| ITF Japan F2 | 2015/03/22 02:00 | Takuto Niki v Shintaro Imai | 6-7,6-4,6-2 |
| ITF Japan F1 | 2015/03/11 01:00 | Takuto Niki v Shintaro Imai | 5-7,7-6,6-4 |
| ITF Japan F3 | 2014/03/27 04:00 | Takuto Niki v Shintaro Imai | 7-5,6-2 |
| Challenger Kyoto Qual | 2017/02/19 03:20 | Alex Bolt v Takuto Niki | 6-4,6-7,6-2 |
| Challenger Kyoto Qual | 2017/02/18 05:25 | Yunseong Chung v Takuto Niki | 2-6,6-7 |
| Challenger Burnie | 2017/01/30 23:00 | Maverick Banes v Takuto Niki | 6-3,4-6,6-2 |
| ITF Hong Kong F1 | 2017/01/07 04:50 | Yan Bai v Takuto Niki | 6-1,6-4 |
| ITF Hong Kong F1 | 2017/01/06 02:00 | Geoffrey Blancaneaux v Takuto Niki | 4-6,3-6 |
| ITF Hong Kong F1 | 2017/01/05 02:00 | Ken Onishi v Takuto Niki | 4-6,1-6 |
| ITF Hong Kong F1 | 2017/01/04 02:00 | Hei Yin Andrew Li v Takuto Niki | 1-6,3-6 |
| ITF Hong Kong F1 | 2017/01/03 03:45 | Daisuke Sumizawa v Takuto Niki | 1-6,0-6 |
| ITF Indonesia F2 | 2017/02/17 05:45 | Dayne Kelly v Shintaro Imai | 7-6,6-3 |
| ITF Indonesia F2 | 2017/02/16 06:10 | Rhett Purcell v Shintaro Imai | 6-7,6-2,3-6 |
| ITF Indonesia F2 | 2017/02/14 03:00 | Hao Yuan Ng v Shintaro Imai | 0-6,3-6 |
| ITF Indonesia F1 | 2017/02/10 07:45 | Shintaro Imai v Kento Takeuchi | 2-6,4-6 |
| ITF Indonesia F1 | 2017/02/09 07:50 | Shintaro Imai v Masaya Kobayashi | 4-6,6-2,7-6 |
| ITF Indonesia F1 | 2017/02/07 07:50 | Shintaro Imai v Yuto Sakai | 7-6,6-2 |
| ITF Hong Kong F5 | 2016/12/29 23:00 | Shuichi Sekiguchi v Shintaro Imai | 7-6,6-3 |
| ITF Hong Kong F5 | 2016/12/28 23:00 | Shintaro Imai v Yan Bai | 7-6,7-5 |