| Challenger Yokohama DM | 03/03 04:05 | 29 | Ratiwatana/Ratiwatana v Kamke/Puetz | 6-3,5-7,10-12 | |
| Challenger Yokohama DM | 03/01 05:10 | 28 | Rungkat/Zhang v Kamke/Puetz | 3-6,3-6 | |
| Challenger Yokohama DM | 02/28 06:30 | 27 | Gong/Hsieh v Kamke/Puetz | 6-7,6-7 | |
| Challenger Yokohama DM | 02/27 06:20 | 26 | Kamke/Puetz v Balaji/Uchiyama | 6-4,6-3 | |
| Challenger Kyoto DM | 02/22 06:45 | 27 | Gong/Hsieh v Kamke/Puetz | 6-7,6-2,10-3 | |
| Challenger Kyoto DM | 02/20 08:05 | 26 | Kamke/Puetz v Purcell/Whittington | 6-4,2-6,10-6 |