Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| Yinchuan, Simples M-ITF-CHN-11A | 2019/06/28 03:20 | Lo, Chien Hsun v Niki, Takuto | 3-6,6-4,0-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/21 01:00 | Yuta Shimizu v Niki, Takuto | 6-2,7-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/20 04:05 | Seon Yong Han v Niki, Takuto | 4-6,2-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/19 02:30 | Berg, Conor v Niki, Takuto | 4-6,1-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/12 01:00 | Niki, Takuto v Jeong, Young-Hoon | 4-6,6-7 |
| ITF - M15 Daegu | 2019/06/05 05:00 | Kim, Young Seok v Niki, Takuto | 6-4,6-3 |
| Singapore, Singles Qualifying M-ITF-SGP-01A | 2019/05/29 02:00 | Dahiya, Jatin v Niki, Takuto | 1-6,4-6 |
| ITF - M25 Luan | 2019/05/17 06:30 | Wishaya Trongcharoenchaikul v Niki, Takuto | 7-6,4-6,7-6 |
| Yinchuan, Simples M-ITF-CHN-11A | 2019/06/28 03:05 | Ivan Liutarevich v Wang, Ruixuan | 6-2,6-4 |
| Namangan, Singles Qualifying M-ITF-UZB-02A | 2019/05/02 08:05 | Ivan Liutarevich v Tyurnev, Evgeny | 2-6,4-6 |
| Namangan, Singles Qualifying M-ITF-UZB-02A | 2019/05/01 06:50 | Ivan Liutarevich v Ivan Denisov | 5-7,7-6,6-2 |
| Namangan, Singles Qualifying M-ITF-UZB-02A | 2019/04/30 09:15 | Ivan Liutarevich v Kumthonkittikul, W. | 6-4,6-4 |
| Namangan, Singles Qualifying M-ITF-UZB-02A | 2019/04/29 09:05 | Ivan Liutarevich v Korobeynikov, Grigoriy | 6-3,5-7,18-16 |
| Andijan, Singles Qualifying M-ITF-UZB-01A | 2019/04/24 06:50 | Takeuchi, Kento (1987) v Ivan Liutarevich | 6-3,3-6,6-4 |
| Andijan, Singles Qualifying M-ITF-UZB-01A | 2019/04/23 06:55 | Ivan Liutarevich v Tryakshin, Mark | 7-6,6-1 |
| Andijan, Singles Qualifying M-ITF-UZB-01A | 2019/04/22 11:05 | Ivan Liutarevich v Pulatov, Sardor | 6-1,6-1 |