Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| ITF Japan F2 MD | 2018/03/17 06:00 | Imai/Niki v Lee/Lim | 7-5,6-3 |
| ITF Japan F2 MD | 2018/03/16 06:00 | Imai/Niki v Ito/Uesugi | 6-2,4-6,10-1 |
| ITF Japan F2 MD | 2018/03/15 04:35 | Imai/Niki v Koga/Yasugami | 7-5,6-3 |
| ITF Japan F2 MD | 2018/03/12 07:45 | Imai/Niki v Hong/Yu | 6-3,6-1 |
| ITF Japan F1 MD | 2018/03/10 05:15 | Imai/Niki v Katayama/Moritani | 6-1,6-4 |
| ITF Japan F1 MD | 2018/03/09 05:00 | Imai/Niki v Kibi/Onozawa | 7-5,7-5 |
| ITF Japan F1 MD | 2018/03/08 09:35 | Imai/Niki v Kato/Yoshida | 6-2,6-1 |
| ITF Japan F1 MD | 2018/03/06 06:30 | Imai/Niki v Sakai/Tanaka | 7-6,6-2 |