Stadium: Court G Round: 46
| ITF Chinese Taipei F1 | 2017/06/14 03:40 | Takuto Niki v Shintaro Imai | 6-4,6-4 |
| 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 Kobe Qual | 2017/11/04 06:30 | Issei Okamura v Takuto Niki | 6-3,2-6,2-6 |
| ATP Chengdu Qual | 2017/09/23 08:10 | Takuto Niki v Marcos Giron | 2-6,5-7 |
| Challenger - Gwangju | 2017/09/19 03:15 | Soonwoo Kwon v Takuto Niki | 6-4,6-1 |
| Challenger - Šanghaj | 2017/09/12 02:00 | Zihao Xia v Takuto Niki | 2-6,7-6,6-1 |
| Challenger - Zhangjiagang | 2017/09/06 05:00 | Yusuke Takahashi v Takuto Niki | 7-5,6-1 |
| Challenger Jinan | 2017/08/07 02:00 | Takuto Niki v Dayne Kelly | 2-6,3-6 |
| Challenger Chengdu | 2017/07/31 03:00 | Takuto Niki v Yibing Wu | 3-6,4-6 |
| ITF China F12 | 2017/07/12 02:00 | Tung-Lin Wu v Takuto Niki | 6-2,6-1 |
| ITF China F14 | 2017/07/26 02:00 | Karunuday Singh v Shintaro Imai | 4-6,6-2,6-3 |
| ITF China F14 | 2017/07/25 02:00 | Chuhan Wang v Shintaro Imai | 4-6,1-6 |
| ITF China F13 | 2017/07/18 02:00 | Zhaoyi Cao v Shintaro Imai | 7-5,7-5 |
| ITF Hong Kong F3 | 2017/07/08 01:30 | Jacob Grills v Shintaro Imai | 6-7,3-6 |
| ITF Hong Kong F3 | 2017/07/07 02:30 | Sora Fukuda v Shintaro Imai | 2-6,6-7 |
| ITF Hong Kong F3 | 2017/07/06 02:30 | Wishaya Trongcharoenchaikul v Shintaro Imai | 2-6,5-7 |
| ITF Hong Kong F3 | 2017/07/05 02:00 | Eric James Johnson v Shintaro Imai | 3-6,3-6 |
| ITF Hong Kong F3 | 2017/07/04 05:35 | Wei-De Lin v Shintaro Imai | 2-6,1-6 |