Select tournament type
| 1/16-finals | Bouchard E. | Oka A. | 2:0 (6:2, 6:2) | details | 31.01.2012 | ||
| 1/8-finals | Luknarova Z. | Oka A. | 2:1 (1:6, 7:5, 6:2) | details | 24.11.2011 | ||
| 1/16-finals | Oka A. | Sema E. | 2:0 (6:2, 6:2) | details | 23.11.2011 | ||
| Qualifying Finals | Ozaki R. | Oka A. | 2:0 (6:4, 6:3) | details | 08.10.2011 | ||
| Semi-finals | Rodionova An. | Oka A. | 2:0 (6:2, 6:0) | details | 23.09.2011 | ||
| Quarter-finals | Nakamura A./Oka A. | Aoyama S./Takahata K. | 0:2 (2:6, 1:6) | details | 02.02.2012 | ||
| 1/8-finals | Nakamura A./Oka A. | Rogowska O./Zec-Peskiric M. | 2:1 (7:5, 4:6, 10:3) | details | 31.01.2012 | ||
| 1/8-finals | Hsu W-H./Iijima K. | Hamamura N./Oka A. | 2:1 (6:2, 65:7, 10:7) | details | 23.11.2011 | ||
| 1/8-finals | Oka A./Yonemura T. | King V./Mirza S. | 0:2 (0:6, 6:7) | details | 14.10.2009 | ||