Stadium: Court 7 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Nishi-Tokyo | 2019/03/12 03:20 | Yuki Mochizuki v Hong Kit Wong | 6-2,6-4 |
| ITF M15 Nishi-Tama | 2019/03/06 01:00 | Sora Fukuda v Hong Kit Wong | 7-6,6-3 |
| ITF M15 Antalya | 2019/02/19 07:00 | Hong Kit Wong v Filip Cristian Jianu | 1-6,1-6 |
| ITF M15 Antalya | 2019/02/12 11:45 | Sebastian Korda v Hong Kit Wong | 6-2,7-6 |
| ITF M15 Antalya | 2019/02/05 09:30 | Oleg Prihodko v Hong Kit Wong | 6-3,6-2 |
| ITF M15 Anning | 2019/01/16 02:00 | Hong Kit Wong v Luca Castelnuovo | 5-7,5-7 |
| ITF M15 Anning | 2019/01/08 02:30 | Nitin Kumar Sinha v Hong Kit Wong | 6-4,6-1 |
| ITF M25 Hong Kong | 2019/01/02 04:35 | Hong Kit Wong v Yuki Mochizuki | 3-6,4-6 |
| ITF M15 Nishi-Tokyo | 2019/03/16 01:00 | Takuto Niki v Shuichi Sekiguchi | 4-6,7-6,3-6 |
| ITF M15 Nishi-Tokyo | 2019/03/15 01:00 | Takuto Niki v Yuta Shimizu | 7-6,1-6,6-3 |
| ITF M15 Nishi-Tokyo | 2019/03/14 02:25 | Makoto Ochi v Takuto Niki | 3-6,6-3,1-6 |
| ITF M15 Nishi-Tokyo | 2019/03/13 04:25 | Jie Cui v Takuto Niki | 4-6,6-7 |
| ITF M15 Nishi-Tama | 2019/03/06 04:00 | Takuto Niki v Ji Sung Nam | 4-6,2-6 |
| Challenger Kobe | 2018/11/10 05:15 | Takuto Niki v Taisei Ichikawa | 6-2,6-7,3-6 |
| ITF USA F26 | 2018/09/30 18:00 | Michael Shabaz v Takuto Niki | 3-6,6-3,3-6 |
| ITF USA F26 | 2018/09/29 18:00 | Takuto Niki v Strong Kirchheimer | 3-6,6-1,6-3 |