Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF Japan F3 MD | 2018/03/19 05:40 | Moritani S / Takeuchi K v Nakagawa N / Yamasaki J | 1-6,6-3,9-11 |
| ITF Japan F1 MD | 2018/03/06 06:00 | Nakagawa N / Yamasaki J v Hazawa S / Shimizu Y | 2-6,6-7 |
| ITF USA F31 MD | 2017/09/22 00:15 | Schneider R / Shane R v Nakagawa N / Yamasaki J | 6-3,6-4 |
| ITF USA F31 MD | 2017/09/20 23:00 | Dischinger E / Ribeiro Marcondes I v Nakagawa N / Yamasaki J | 2-6,6-3,4-10 |
| ITF USA F31 MD | 2017/09/19 18:20 | Nakagawa N / Yamasaki J v Bullard J / Pulliam J | 3-6,6-2,10-6 |
| ITF Japan F3 MD | 2018/03/20 08:05 | Hong S C / Tanuma R v Lee P-C / Wu F-H | 7-6,6-1 |