| ITF M15 Yanagawa MD | 12/23 07:45 | 28 | H Friend/Miyoshi v Saitoh/Tanuma | 5-7,6-3,10-7 | |
| ITF M15 Yanagawa MD | 12/23 03:00 | 27 | Matsumura/Matsuoka v Saitoh/Tanuma | 1-6,2-6 | |
| ITF M25 Sapporo MD | 09/09 05:25 | 28 | Kono/Kusuhara v Saitoh/Tanuma | 6-4,6-4 | |
| ITF M25 Sapporo MD | 09/08 05:45 | 27 | Saitoh/Tanuma v Imai/Mochizuki | 7-6,7-6 |