| ITF M15 Karuizawa MD | 06/01 07:00 | 29 | Chikami/Tanaka v Kawahashi/Moritani | 6-4,3-6,9-11 | |
| ITF M15 Karuizawa MD | 06/01 04:50 | 28 | Fukuda/Mochizuki v Chikami/Tanaka | 7-6,4-6,5-10 | |
| ITF M15 Karuizawa MD | 05/30 04:20 | 27 | Chikami/Tanaka v Kawashima/Koshimizu | 7-6,6-0 | |
| ITF M15 Karuizawa MD | 05/29 06:25 | 26 | Kikuchi/Takeshima v Chikami/Tanaka | 3-6,4-6 |