| ITF M25 Sapporo MD | 09/07 05:15 | 27 | Huang/Kikuchi v Fukuda/Watanabe | 5-7,7-5,15-13 | |
| ITF M15 Karuizawa MD | 06/04 03:45 | 29 | Han/Shin v Fukuda/Watanabe | 5-7,6-7 | |
| ITF M15 Karuizawa MD | 06/04 02:00 | 28 | Shiraishi/Tajima v Fukuda/Watanabe | 4-6,2-6 | |
| ITF M15 Karuizawa MD | 06/01 07:15 | 27 | Kawahashi/Kumasaka v Fukuda/Watanabe | 6-4,2-6,9-11 | |
| ITF M15 Karuizawa MD | 06/01 04:50 | 26 | Fukuda/Watanabe v Bayldon/Delaney | 7-5,7-6 |