Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF Japan F3 | 2016/03/21 03:45 | Xin Gao v Takuto Niki | 2-6,6-2,6-2 |
| ITF China F6 | 2015/05/28 02:00 | Xin Gao v Takuto Niki | 6-2,7-6 |
| ITF M25 Yinchuan | 2019/06/28 07:15 | Takuto Niki v Ivan Liutarevich | 7-6,7-5 |
| ITF M25 Yinchuan | 2019/06/28 03:20 | Chien Hsun Lo v Takuto Niki | 3-6,6-4,0-6 |
| ITF M15 Gimcheon | 2019/06/21 01:00 | Yuta Shimizu v Takuto Niki | 6-2,7-6 |
| ITF M15 Gimcheon | 2019/06/20 04:05 | Seon Yong Han v Takuto Niki | 4-6,2-6 |
| ITF M15 Gimcheon | 2019/06/19 02:30 | Conor Berg v Takuto Niki | 4-6,1-6 |
| ITF M15 Gimcheon | 2019/06/12 01:00 | Takuto Niki v Young-Hoon Jeong | 4-6,6-7 |
| ITF M15 Daegu | 2019/06/05 05:00 | Young Seok Kim v Takuto Niki | 6-4,6-3 |
| ITF M15 Singapore | 2019/05/29 02:00 | Jatin Dahiya v Takuto Niki | 1-6,4-6 |
| ITF M25 Yinchuan | 2019/06/28 07:00 | Xin Gao v Shinji Hazawa | 6-2,6-4 |
| ITF M25 Yinchuan | 2019/06/28 01:30 | Liran Chen v Xin Gao | 4-6,2-6 |
| ITF M25 Hong Kong | 2019/06/14 02:00 | Shintaro Imai v Xin Gao | 6-4,6-7,6-3 |
| ITF M25 Hong Kong | 2019/06/13 03:45 | Maksim Tikhomirov v Xin Gao | 6-7,1-6 |
| ITF M25 Hong Kong | 2019/06/11 08:15 | Xin Gao v Blake Ellis | 7-6,6-4 |
| ITF M25 Hong Kong | 2019/06/06 02:00 | Shuichi Sekiguchi v Xin Gao | 6-3,6-1 |
| ITF M25 Hong Kong | 2019/06/05 02:30 | Maksim Tikhomirov v Xin Gao | 6-4,1-6,1-6 |
| ITF M25 Luzhou | 2019/05/31 02:00 | Yecong He v Xin Gao | 6-3,6-4 |