Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF USA F29 | 2018/10/30 16:35 | Cameron Green v Jan Zielinski | 4-6,3-6 |
| ITF Poland F6 | 2018/08/11 10:00 | Jan Zielinski v Maciej Rajski | 5-7,1-6 |
| ITF Poland F6 | 2018/08/10 10:00 | Pawel Juszczak v Jan Zielinski | 6-2,6-7,1-6 |
| ITF Poland F6 | 2018/08/08 11:00 | Jan Zielinski v Eduardo Dischinger | 6-3,6-3 |
| ITF Poland F6 | 2018/08/07 10:35 | Piotr Galus v Jan Zielinski | 3-6,5-7 |
| ITF Poland F6 Qual | 2018/08/06 08:00 | Max Steinberger v Jan Zielinski | 4-6,0-6 |
| ITF Poland F6 Qual | 2018/08/05 12:30 | Jan Zielinski v Norbert Tadyszak | 6-0,6-0 |
| ITF Poland F6 Qual | 2018/08/04 08:00 | Juliusz Bienkiewicz v Jan Zielinski | 3-6,3-6 |
| ITF Chinese Taipei F1 | 2018/07/19 02:00 | Haru Inoue v Blake Ellis | 6-7,4-6 |
| ITF Chinese Taipei F1 | 2018/07/17 02:00 | Haru Inoue v Tsung-Hao Huang | 6-3,6-2 |
| ITF Hong Kong F2 | 2018/07/04 02:00 | Haru Inoue v Nicholas S. Hu | 4-6,6-4,3-6 |
| ITF Hong Kong F2 | 2018/07/02 04:00 | Ching Ho Sunny Yue v Haru Inoue | 1-6,1-6 |
| ITF Hong Kong F1 | 2018/06/28 02:00 | Haru Inoue v Yuki Mochizuki | 3-6,1-6 |
| ITF Hong Kong F1 | 2018/06/27 02:00 | Ryota Tanuma v Haru Inoue | 6-7,0-6 |
| ITF Japan F8 | 2018/06/12 01:00 | Sho Katayama v Haru Inoue | 6-1,6-4 |
| ITF Japan F7 | 2018/06/08 02:25 | Haru Inoue v Makoto Ochi | 2-6,5-7 |