Stadium: Court 3 Round: 24 Ground: Hardcourt outdoor
| Challenger Burnie | 2019/01/21 23:00 | Tristan Lamasine v Dudi Sela | 7-6,2-6,1-6 |
| Challenger Canberra | 2019/01/10 00:35 | Tristan Lamasine v Hubert Hurkacz | 6-7,4-6 |
| Challenger Canberra | 2019/01/08 23:00 | Zhe Li v Tristan Lamasine | 3-6,4-6 |
| Challenger Canberra | 2019/01/07 23:00 | Michael Look v Tristan Lamasine | 2-6,2-6 |
| Challenger Noumea | 2018/12/31 23:00 | Mikael Ymer v Tristan Lamasine | 6-4,4-6,6-4 |
| Challenger Brest | 2018/10/20 09:40 | Zizou Bergs v Tristan Lamasine | 6-4,6-4 |
| Challenger Ismaning | 2018/10/17 12:45 | Tristan Lamasine v Ugo Humbert | 6-7,3-6 |
| Challenger Ismaning | 2018/10/15 11:00 | Tristan Lamasine v Albano Olivetti | 6-4,7-6 |
| Challenger Da Nang | 2019/01/07 06:05 | Cheong-Eui Kim v Renta Tokuda | 7-5,6-1 |
| Australian Open WC | 2018/11/30 06:30 | Duckhee Lee v Renta Tokuda | 6-4,6-4 |
| Australian Open WC | 2018/11/29 03:40 | Arjun Kadhe v Renta Tokuda | 6-7,1-6 |
| Challenger Kobe | 2018/11/14 03:20 | Renta Tokuda v Soonwoo Kwon | 3-6,6-1,1-6 |
| Challenger Liuzhou | 2018/10/23 07:05 | Renta Tokuda v Yuichi Sugita | 2-6,5-7 |
| Challenger Liuzhou | 2018/10/22 03:00 | Renta Tokuda v Ye Cong Mo | 6-2,6-2 |
| Challenger Liuzhou | 2018/10/21 03:00 | Renta Tokuda v Jurabek Karimov | 6-1,7-6 |
| Challenger Liuzhou | 2018/10/20 06:55 | Renta Tokuda v Yusuke Takahashi | 7-5,6-0 |