Stadium: Court A Round: 44 Ground: Hardcourt outdoor
| ITF M15 Changwon | 2019/10/14 01:30 | Kousuke Ogura v Sungbeen Sim | 3-6,2-6 |
| ITF M15 Changwon | 2019/10/13 01:00 | Seong Jae Han v Sungbeen Sim | 2-6,3-6 |
| ITF M15 Gimcheon | 2019/06/17 04:10 | Chanchai Sookton-Eng v Sungbeen Sim | 7-6,2-6,10-5 |
| ITF M15 Gimcheon | 2019/06/11 01:00 | Joseph W. Van Meter v Sungbeen Sim | 2-6,4-6 |
| ITF M15 Gimcheon | 2019/06/10 01:00 | Ho-Min Kang v Sungbeen Sim | 1-6,0-6 |
| ITF M15 Daegu | 2019/06/05 01:00 | Chanchai Sookton-Eng v Sungbeen Sim | 7-5,7-6 |
| ITF M15 Daegu | 2019/06/04 03:00 | Seong Taek Im v Sungbeen Sim | 0-6,1-6 |
| ITF M15 Daegu | 2019/06/03 05:20 | Ki Bum Kim v Sungbeen Sim | 6-1,2-6,11-13 |
| ITF M15 Changwon | 2019/10/14 01:30 | Taketo Takamisawa v Jun Sang Park | 6-2,1-6,10-4 |
| ITF M15 Changwon | 2019/10/13 02:00 | Mu Fu Tsai v Taketo Takamisawa | 0-6,1-6 |
| ITF M15 Karuizawa | 2019/05/29 02:30 | Gengo Kikuchi v Taketo Takamisawa | 6-0,6-1 |
| ITF M15 Karuizawa | 2019/05/27 04:00 | Taketo Takamisawa v Takahiro Kubo | 6-1,6-1 |
| ITF M25 Matsuyama | 2019/04/10 05:25 | Taketo Takamisawa v Tomohiro Masabayashi | 3-6,3-6 |
| ITF M25 Matsuyama | 2019/04/09 03:15 | Daniil Zarichanskiy v Taketo Takamisawa | 1-6,5-7 |
| ITF M25 Matsuyama | 2019/04/08 06:00 | Taketo Takamisawa v Taisei Ichikawa | 6-2,7-5 |
| ITF M15 Nishi-Tama | 2019/03/06 03:50 | Seong Chan Hong v Taketo Takamisawa | 4-6,6-3,6-3 |