Soonwoo Kwon 6-3,6-1 Jumpei Yamasaki 2018-06-22 04:55
Stadium: Court 4 Round: 27
Head to Head
| Challenger Kyoto | 2017/02/21 07:50 | Soonwoo Kwon v Jumpei Yamasaki | 6-1,6-1 |
Home History
| ITF Korea F3 | 2018/06/21 03:20 | Soonwoo Kwon v Chukang Wang | 6-1,6-1 |
| ITF Korea F3 | 2018/06/19 07:15 | Soonwoo Kwon v Ilsang Yoon | 6-1,6-0 |
| Challenger Gimcheon | 2018/05/12 05:15 | Soonwoo Kwon v Vasek Pospisil | 1-6,2-6 |
| Challenger Gimcheon | 2018/05/11 05:00 | Mackenzie McDonald v Soonwoo Kwon | 5-7,5-7 |
| Challenger Gimcheon | 2018/05/09 05:25 | Soonwoo Kwon v Dudi Sela | 4-6,6-3,6-1 |
| Challenger Gimcheon | 2018/05/07 09:00 | Soonwoo Kwon v Dayne Kelly | 6-4,2-6,6-2 |
| Challenger Seoul | 2018/05/04 07:25 | Jason Kubler v Soonwoo Kwon | 6-3,6-4 |
| Challenger Seoul | 2018/05/03 08:50 | Soonwoo Kwon v Go Soeda | 6-4,6-4 |
Away History
| ITF Korea F3 | 2018/06/21 02:50 | Young Seok Kim v Jumpei Yamasaki | 6-7,4-6 |
| ITF Korea F3 | 2018/06/19 08:10 | Seung-Hun Shin v Jumpei Yamasaki | 6-4,2-6,1-6 |
| ITF Korea F2 | 2018/06/14 01:00 | Ju-Hae Moon v Jumpei Yamasaki | 6-4,7-5 |
| ITF Korea F2 | 2018/06/12 01:00 | Tae-Woo Lee v Jumpei Yamasaki | 3-6,0-6 |
| ITF Japan F7 | 2018/06/08 01:00 | Rio Noguchi v Jumpei Yamasaki | 6-2,6-0 |
| ITF Japan F7 | 2018/06/07 04:50 | Kaito Itsusaki v Jumpei Yamasaki | 3-6,4-6 |
| ITF Japan F7 | 2018/06/04 03:10 | Kazuki Shimizu v Jumpei Yamasaki | 2-6,4-6 |
| ITF China F6 | 2018/05/16 02:00 | Jumpei Yamasaki v Kento Takeuchi | 4-6,6-4,6-7 |