| Challenger Yokohama MD | 11/21 05:30 | 28 | Isomura/Shimizu v Oberleitner/Vrbensky | 6-3,3-6,6-10 | |
| Challenger Yokohama MD | 11/20 05:05 | 27 | Isomura/Shimizu v Uesugi/Watanabe | 6-3,6-4 | |
| Challenger Yokohama MD | 11/19 05:15 | 26 | Hsu/Huang v Isomura/Shimizu | 4-6,2-6 | |
| Challenger Kobe MD | 11/11 10:15 | 26 | Hsu/Huang v Isomura/Shimizu | 6-3,6-4 | |
| Challenger Shanghai MD | 09/04 10:55 | 27 | Uesugi/Watanabe v Isomura/Shimizu | 3-6,6-0,10-8 | |
| Challenger Shanghai MD | 09/03 08:15 | 26 | McCabe/Tomic v Isomura/Shimizu | 2-6,2-6 |