Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Daegu | 2019/06/05 04:35 | Geun Jun Kim v Taisei Ichikawa | 1-6,2-6 |
| ITF M15 Tabarka | 2019/05/16 10:05 | Mohamed Aziz Dougaz v Taisei Ichikawa | 7-5,1-6,6-1 |
| ITF M15 Tabarka | 2019/05/15 09:30 | Nicolas Bruna v Taisei Ichikawa | 2-6,6-4,2-6 |
| ITF M15 Tabarka | 2019/05/09 10:20 | Anis Ghorbel v Taisei Ichikawa | 6-3,6-4 |
| ITF M15 Tabarka | 2019/05/07 10:40 | Taisei Ichikawa v Yassir Kilani | 6-4,6-2 |
| ITF M15 Tabarka | 2019/05/01 08:30 | Taisei Ichikawa v Pol Toledo Bague | 2-6,2-6 |
| ITF M25 Matsuyama | 2019/04/08 06:00 | Taketo Takamisawa v Taisei Ichikawa | 6-2,7-5 |
| ITF M15 Kashiwa | 2019/04/02 05:50 | Taisei Ichikawa v Issei Okamura | 7-5,5-7,5-7 |
| ITF M15 Daegu | 2019/06/05 05:00 | Young Seok Kim v Takuto Niki | 6-4,6-3 |
| ITF M15 Daegu | 2019/06/04 03:25 | Young Seok Kim v Kangjae Kim | 6-1,6-0 |
| ITF M15 Daegu | 2019/06/03 01:00 | Young Seok Kim v Jin Sung Han | 6-4,6-4 |
| Challenger Busan | 2019/05/07 02:00 | Young Seok Kim v Luke Saville | 1-6,0-6 |
| ITF Thailand F7 | 2018/10/30 07:05 | Young Seok Kim v Hiroyasu Ehara | 6-7,1-6 |
| ITF Thailand F7 | 2018/10/29 02:00 | Mitchell Thomas McDaniels v Young Seok Kim | 6-7,4-6 |
| ITF Thailand F7 | 2018/10/28 03:00 | Nawakarn Khunjan v Young Seok Kim | 4-6,3-6 |
| ITF Korea F6 | 2018/08/31 03:00 | Young Seok Kim v Seong-Gook Oh | 5-7,6-2,4-6 |