Stadium: Court F Round: 29 Ground: Hardcourt outdoor
| 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 |
| Challenger Yokohama Qual MD | 2018/02/25 04:00 | Imai/Niki v Kai/Nakamura | 4-6,3-5 |
| ITF Hong Kong F6 MD | 2018/01/05 05:50 | Imai/Niki v Sakai/Tanaka | 6-2,3-6,4-10 |
| ITF Hong Kong F6 MD | 2018/01/04 07:15 | Imai/Niki v Bessire/Viola | 6-2,6-3 |
| ITF Hong Kong F6 MD | 2018/01/03 05:50 | Imai/Niki v Lim/Noguchi | 4-6,6-0,11-9 |
| ITF Hong Kong F6 MD | 2018/01/01 06:25 | Imai/Niki v Saito/Yamasaki | 6-3,6-2 |
| ITF Japan F1 MD | 2018/03/09 06:40 | Ito/Uesugi v Katayama/Moritani | 5-7,6-3,8-10 |
| ITF Japan F1 MD | 2018/03/08 10:45 | Hazawa/Shimizu v Katayama/Moritani | 6-1,3-6,4-10 |
| ITF Japan F1 MD | 2018/03/06 06:30 | Oku/Sasai v Katayama/Moritani | 6-7,6-2,9-11 |