Round: 45 Ground: Hardcourt outdoor
| 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 Turquía F40 | 2018/12/13 07:00 | Bart Stevens v Pavel Kotov | 4-6,7-5,2-6 |
| ITF Turquía F40 | 2018/12/12 08:00 | Kayra Kargin v Bart Stevens | 1-6,0-6 |
| ITF Turquía F39 | 2018/12/08 06:30 | Oriol Roca Batalla v Bart Stevens | 6-4,5-7,6-1 |
| ITF Turquía F39 | 2018/12/07 06:30 | Bart Stevens v Bogdan Ionut Apostol | 6-4,6-0 |
| ITF M15 Tsukuba | 2019/03/25 01:00 | Takuya Kumasaka v Tomohiro Masabayashi | 3-6,4-6 |
| ITF M15 Kofu | 2019/03/20 02:25 | Naoki Tajima v Tomohiro Masabayashi | 4-6,6-1,6-2 |
| ITF M15 Kofu | 2019/03/18 05:30 | Tomohiro Masabayashi v Wei-De Lin | 6-1,6-2 |
| ITF M15 Kofu | 2019/03/18 00:30 | Daniil Zarichanskiy v Tomohiro Masabayashi | 1-6,3-6 |
| ITF M15 Nishi-Tama | 2019/03/08 04:10 | Shintaro Imai v Tomohiro Masabayashi | 6-3,6-2 |
| ITF M15 Nishi-Tama | 2019/03/08 01:00 | Taisei Ichikawa v Tomohiro Masabayashi | 6-4,1-6,2-6 |
| ITF M15 Nishi-Tama | 2019/03/06 02:55 | Kento Takeuchi v Tomohiro Masabayashi | 3-6,6-1,0-6 |
| ITF M15 Nishi-Tama | 2019/03/05 03:00 | Tomohiro Masabayashi v Yuichiro Inui | 6-2,6-1 |