Stadium: Court 4 Round: 28 Ground: Hardcourt outdoor
| ITF Japan F3 MD | 2018/03/22 10:00 | Kikuchi/Takeshima v Ito/Uesugi | 6-2,5-7,10-5 |
| ITF Japan F3 MD | 2018/03/20 08:20 | Hazawa/Okamura v Kikuchi/Takeshima | 3-6,3-6 |
| ITF Japan F1 MD | 2018/03/08 08:55 | Kibi/Onozawa v Kikuchi/Takeshima | 6-2,6-3 |
| ITF Japan F1 MD | 2018/03/06 04:30 | Kikuchi/Takeshima v Kureoka/Takamisawa | 6-4,6-1 |
| ITF Japan F8 MD | 2017/06/14 07:45 | Noguchi/Shimizu v Kikuchi/Takeshima | 7-5,2-6,10-8 |
| ITF Japan F7 MD | 2017/06/09 05:35 | Fukuda/Sasai v Kikuchi/Takeshima | 4-6,6-4,10-6 |
| ITF Japan F7 MD | 2017/06/08 06:00 | Kikuchi/Takeshima v Okamura/Takeuchi | 6-4,7-6 |
| ITF Japan F7 MD | 2017/06/06 06:20 | Kikuchi/Takeshima v Matsuo/Sumizawa | 6-1,6-1 |
| ITF Japan F3 MD | 2018/03/22 09:10 | Lee/Lim v Ehara/Katayama | 6-7,3-6 |
| ITF Japan F3 MD | 2018/03/19 07:55 | Hashikawa/Oku v Ehara/Katayama | 4-6,3-6 |
| ITF Japan F2 MD | 2018/03/13 06:55 | Lee/Lim v Ehara/Katayama | 7-6,3-6,10-8 |
| Challenger Yokohama Qual MD | 2018/02/25 04:00 | Ehara/Katayama v Donati/Leshem | 6-7,3-6 |
| ITF China F14 MD | 2017/07/28 07:00 | Huang/Wang v Ehara/Katayama | 3-6,3-6 |
| ITF China F14 MD | 2017/07/26 06:00 | Kim/Sekiguchi v Ehara/Katayama | 4-6,1-6 |
| ITF China F14 MD | 2017/07/24 09:55 | Ehara/Katayama v Chiu/Lee | 7-5,7-6 |
| ITF Singapore F2 MD | 2017/06/02 05:00 | Ehara/Katayama v Casey Alcantara/Verbeek | 3-6,0-6 |