Round: 25 Ground: Hardcourt outdoor
| ITF M15 Kofu | 2019/03/18 00:30 | Bart Stevens v Yunosuke Tanaka | 6-3,5-7,6-10 |
| ITF M15 Tsukuba | 2019/03/25 04:45 | Bart Stevens v Tomohiro Masabayashi | 6-7,6-3,10-3 |
| ITF M15 Kofu | 2019/03/18 00:30 | Bart Stevens v Yunosuke Tanaka | 6-3,5-7,6-10 |
| ITF M15 Oslo | 2019/03/08 09:00 | Bart Stevens v Savriyan Danilov | 2-6,6-4,5-7 |
| ITF M15 Oslo | 2019/03/06 09:00 | Bart Stevens v Marcus Mansson | 7-6,7-6 |
| ITF M15 Oslo | 2019/03/05 09:00 | Bart Stevens v Piotr Matuszewski | 2-6,6-1,10-8 |
| ITF Turchia F40 | 2018/12/13 07:00 | Bart Stevens v Pavel Kotov | 4-6,7-5,2-6 |
| ITF Turchia F40 | 2018/12/12 08:00 | Kayra Kargin v Bart Stevens | 1-6,0-6 |
| ITF Turchia F39 | 2018/12/08 06:30 | Oriol Roca Batalla v Bart Stevens | 6-4,5-7,6-1 |
| ITF M15 Kofu | 2019/03/20 01:00 | Yunosuke Tanaka v Ryota Tanuma | 6-2,3-6,4-6 |
| ITF M15 Kofu | 2019/03/18 05:30 | Yunosuke Tanaka v Tsung-Hao Huang | 6-3,6-3 |
| ITF M15 Kofu | 2019/03/18 00:30 | Bart Stevens v Yunosuke Tanaka | 6-3,5-7,6-10 |
| ITF M15 Nishi-Tokyo | 2019/03/13 03:50 | Yunosuke Tanaka v Ji Sung Nam | 6-4,1-6,5-7 |
| ITF Giappone F8 | 2018/06/14 01:00 | Yuya Kibi v Yunosuke Tanaka | 6-3,6-2 |
| ITF Giappone F8 | 2018/06/12 01:00 | Naru Shirafuji v Yunosuke Tanaka | 4-6,2-6 |
| ITF Giappone F8 | 2018/06/11 00:00 | Yunosuke Tanaka v Tomohiro Masabayashi | 6-1,3-6,6-2 |
| ITF Giappone F8 | 2018/06/09 06:40 | Yunosuke Tanaka v James Trotter | 7-6,6-4 |