 Taiwan: Taipei - Singles - Main |
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| 1/16-finals | Yamasoto A. | Bychkova E. | 0:2 (4:6, 4:6) | details | 28.10.2013 |
 Japan: Tokyo - Singles - Qualification |
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| Semi-finals | Yamasoto A. | Cabeza-Candela E. | 0:2 (1:6, 3:6) | details | 20.09.2013 |
 South Korea: Changwon - Singles - Main |
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| 1/16-finals | Yamasoto A. | Wang B. | 0:2 (1:6, 0:6) | details | 29.05.2013 |
 China: Wenshan - Singles - Main |
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| 1/16-finals | Yamasoto A. | Zheng S. | 0:2 (0:6, 0:6) | details | 23.04.2013 |
| Japan: Osaka - Singles - Qualification |
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| Final | Puchkova O. | Yamasoto A. | 2:0 (6:2, 6:4) | details | 08.10.2012 |
| Semi-finals | Lertcheewakarn N. | Yamasoto A. | 0:2 (3:6, 1:6) | details | 07.10.2012 |
| Quarter-finals | Yamasoto A. | Wang Q. | 2:1 (4:6, 6:3, 6:4) | details | 06.10.2012 |
| Japan: Tsukuba - Singles - Main |
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| Final | Yamasoto A. | Ozaki R. | 2:1 (6:3, 1:6, 6:1) | details | 02.09.2012 |
| Semi-finals | Omae A. | Yamasoto A. | 0:2 (1:6, 2:6) | details | 01.09.2012 |
| Quarter-finals | Yamasoto A. | Fujiwara R. | 2:1 (5:7, 6:2, 6:3) | details | 31.08.2012 |
| 1/8-finals | Namigata J. | Yamasoto A. | 1:2 (6:3, 5:7, 4:6) | details | 30.08.2012 |
| 1/16-finals | Takao E. | Yamasoto A. | 0:2 (0:6, 1:6) | details | 29.08.2012 |
 Canada: Waterloo - Singles - Main |
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| 1/16-finals | Jegiolka J. | Yamasoto A. | 2:1 (2:6, 6:2, 6:0) | details | 10.07.2012 |
| Japan: Tokyo - Singles - Main |
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| Quarter-finals | Yamasoto A. | Tanaka M. | 0:2 (1:6, 4:6) | details | 15.06.2012 |
| 1/8-finals | Yamasoto A. | Wang Y. | 2:1 (6:2, 4:6, 6:0) | details | 14.06.2012 |
| 1/16-finals | Yamasoto A. | Onishi K. | 2:0 (6:4, 7:5) | details | 13.06.2012 |
| Japan: Karuizawa - Singles - Main |
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| Quarter-finals | South M. | Yamasoto A. | 1:2 (6:4, 4:6, 3:6) | details | 26.05.2012 |
| Semi-finals | Namigata J. | Yamasoto A. | 2:0 (7:6, 6:1) | details | 26.05.2012 |
| 1/8-finals | Yamasoto A. | Hofmanova N. | 1:0 RET. (6:3, 3:1) | details | 24.05.2012 |
| 1/16-finals | Yamasoto A. | Jegiolka J. | 2:0 (6:2, 6:2) | details | 23.05.2012 |