Stadium: Court 3 Round: 28 Ground: Hardcourt outdoor
| ITF Japan F3 MD | 2018/03/22 09:45 | Imai/Niki v Seol/Song | 3-6,3-6 |
| ITF Japan F3 MD | 2018/03/19 08:10 | Fukuda/Onozawa v Seol/Song | 6-4,3-6,8-10 |
| ITF Japan F2 MD | 2018/03/14 04:00 | Seol/Song v Lee/Lim | 6-7,5-7 |
| ITF Japan F2 MD | 2018/03/13 05:15 | Okamura/Sekiguchi v Seol/Song | 4-6,6-7 |
| ITF Thailand F7 MD | 2017/10/03 12:05 | Seol/Song v Ehara/Takeshima | 6-4,1-6,8-10 |
| ITF Korea F5 MD | 2017/06/27 05:55 | Hong/Lee v Seol/Song | 6-3,2-6,14-12 |
| ITF Korea F4 MD | 2017/06/24 05:10 | Lim/Noh v Seol/Song | 6-3,6-2 |
| ITF Korea F4 MD | 2017/06/23 06:30 | Seol/Song v Chung/Lee | 6-3,6-4 |
| ITF Japan F3 MD | 2018/03/22 09:30 | Nakagawa/Yamasaki v Hong/Tanuma | 7-5,6-4 |
| ITF Japan F3 MD | 2018/03/19 05:40 | Moritani/Takeuchi v Nakagawa/Yamasaki | 1-6,6-3,9-11 |
| ITF Japan F1 MD | 2018/03/06 06:00 | Nakagawa/Yamasaki v Hazawa/Shimizu | 2-6,6-7 |
| ITF USA F31 MD | 2017/09/22 00:15 | Schneider/Shane v Nakagawa/Yamasaki | 6-3,6-4 |
| ITF USA F31 MD | 2017/09/20 23:00 | Dischinger/Marcondes v Nakagawa/Yamasaki | 2-6,6-3,4-10 |
| ITF USA F31 MD | 2017/09/19 18:20 | Nakagawa/Yamasaki v Bullard/Pulliam | 3-6,6-2,10-6 |