Round: 26 Ground: Hardcourt outdoor
| Others | 2016/11/07 02:00 | Kuan-Yi Lee v Yuki Mochizuki | 6-1,4-6,6-3 |
| ITF M15 Tsukuba | 2019/03/26 02:15 | Shinji Hazawa v Kuan-Yi Lee | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2019/03/07 08:00 | Vladyslav Manafov v Kuan-Yi Lee | 6-1,7-6 |
| ITF M15 Sharm El Sheikh | 2019/03/05 08:00 | Kuan-Yi Lee v Daniel Michalski | 6-0,6-0 |
| ITF M15 Sharm El Sheikh | 2019/02/27 09:40 | Kuan-Yi Lee v Youssef Hossam | 6-7,4-6 |
| ITF M15 Anning | 2019/01/17 03:00 | Andrea Bessire v Kuan-Yi Lee | 1-6,3-6 |
| ITF M15 Anning | 2019/01/15 03:45 | N. Vijay Sundar Prashanth v Kuan-Yi Lee | 7-5,5-7,6-7 |
| ITF M15 Anning | 2019/01/11 03:00 | Kuan-Yi Lee v Agustin Velotti | 4-6,5-7 |
| ITF M15 Anning | 2019/01/10 02:00 | Kuan-Yi Lee v Anirudh Chandrasekar | 1-6,6-3,6-3 |
| ITF M15 Tsukuba | 2019/03/26 01:00 | Takumi Kato v Yuki Mochizuki | 1-6,2-6 |
| ITF M15 Kofu | 2019/03/20 05:15 | Kento Takeuchi v Yuki Mochizuki | 1-6,6-4,6-3 |
| ITF M15 Nishi-Tokyo | 2019/03/14 03:45 | Shuichi Sekiguchi v Yuki Mochizuki | 6-2,6-1 |
| ITF M15 Nishi-Tokyo | 2019/03/12 03:20 | Yuki Mochizuki v Hong Kit Wong | 6-2,6-4 |
| ITF M15 Nishi-Tama | 2019/03/08 02:25 | Hiroyasu Ehara v Yuki Mochizuki | 6-3,4-6,7-5 |
| ITF M15 Nishi-Tama | 2019/03/06 03:20 | Yuki Mochizuki v Daisuke Sumizawa | 6-1,7-6 |
| ITF M25 Hong Kong | 2019/01/04 02:00 | Julian Lenz v Yuki Mochizuki | 6-7,6-1,6-2 |
| ITF M25 Hong Kong | 2019/01/03 02:00 | Yuki Mochizuki v Carlos Boluda-Purkiss | 6-3,7-5 |