Stadium: Court 10 Round: 29 Ground: Clay
| ITF Japan F6 MD | 2018/04/13 05:45 | Gao X / Li Z v Kono Y / Sakai Y | 6-3,5-7,8-10 |
| ITF Japan F6 MD | 2018/04/12 05:45 | Ehara H / Katayama S v Kono Y / Sakai Y | 6-7,4-6 |
| ITF Japan F6 MD | 2018/04/11 02:55 | Tanuma R / Yamasaki J v Kono Y / Sakai Y | 6-7,3-6 |
| ITF Japan F2 MD | 2017/03/16 06:45 | Kono Y / Sakai Y v Ly H N / Okamura I | 6-7,6-3,4-10 |
| ITF Japan F2 MD | 2017/03/14 08:10 | Moritani S / Shiga M v Kono Y / Sakai Y | 3-6,5-7 |
| ITF Japan F6 MD | 2018/04/13 05:10 | Fukuda S / Shimizu Y v Imai S / Niki T | 5-7,6-3,7-10 |
| ITF Japan F6 MD | 2018/04/12 08:15 | Iino S / Nakashima H v Imai S / Niki T | 4-6,3-6 |
| ITF Japan F6 MD | 2018/04/11 06:10 | Sano K / Yudate Y v Imai S / Niki T | 1-6,4-6 |
| ITF Japan F4 MD | 2018/03/27 06:20 | Imai S / Niki T v X Gao / A Wang | 7-6,3-6,7-10 |
| ITF Japan F3 MD | 2018/03/22 09:45 | Imai S / Niki T v Seol J-M / Song M-K | 3-6,3-6 |
| ITF Japan F3 MD | 2018/03/19 06:40 | Imai S / Niki T v Sasai M / Sekiguchi S | 6-4,6-3 |
| ITF Japan F2 MD | 2018/03/17 06:00 | Imai S / Niki T v Lee E / Lim E | 7-5,6-3 |
| ITF Japan F2 MD | 2018/03/16 06:00 | Imai S / Niki T v Ito T / Uesugi K | 6-2,4-6,10-1 |