Stadium: Court 8 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Gimcheon | 2019/06/10 02:00 | Seita Watanabe v Jin Sung Han | 6-1,6-2 |
| ITF M15 Daegu | 2019/06/06 02:00 | Jung-Woong Na v Seita Watanabe | 6-3,6-2 |
| ITF M15 Daegu | 2019/06/05 03:55 | Seita Watanabe v Issei Okamura | 6-4,7-6 |
| ITF M15 Daegu | 2019/06/04 02:20 | Seita Watanabe v Seung-Hun Shin | 6-0,6-1 |
| ITF M15 Daegu | 2019/06/03 05:00 | Seita Watanabe v Dae-Hee Lee | 6-2,6-0 |
| ITF M15 Tabarka | 2019/05/16 10:30 | Manuel Guinard v Seita Watanabe | 6-3,6-1 |
| ITF M15 Tabarka | 2019/05/15 08:00 | Seita Watanabe v Roman Blokhin | 6-1,6-0 |
| ITF M15 Tabarka | 2019/05/14 08:00 | Lluis Dolz v Seita Watanabe | 0-6,1-6 |
| ITF M15 Daegu | 2019/06/04 02:55 | Hyung-Chan Lim v Sung Jun Park | 6-0,2-6,10-12 |
| ITF Thailand F4 | 2018/09/23 04:00 | Worarin Kumthonkittikul v Hyung-Chan Lim | 7-5,7-5 |
| ITF Thailand F4 | 2018/09/22 02:30 | Hyung-Chan Lim v Tonkla Mulada | 6-3,3-6,6-3 |
| ITF Korea F6 | 2018/08/29 04:30 | Chan-Yeong Oh v Hyung-Chan Lim | 6-2,6-2 |
| ITF Korea F6 | 2018/08/27 03:00 | Hyung-Chan Lim v Uisung Park | 6-3,4-6,6-0 |
| ITF Korea F6 | 2018/08/26 02:00 | Dae-Hee Lee v Hyung-Chan Lim | 3-6,2-6 |
| ITF Korea F5 | 2018/08/18 02:00 | Dong Woon Kang v Hyung-Chan Lim | 6-4,6-4 |
| ITF Korea F4 | 2018/08/12 02:00 | Hyung-Chan Lim v Seong Woon Yu | 4-6,4-6 |