By surface
| Surface | Peter August Anker | Sonoe Yonezawa |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-10-23 | WTA | Tokyo Japan Open | Round of 16 | Clay | Sonoe Yonezawa | 1-6 | 2-6 |
| Surface | Peter August Anker | Sonoe Yonezawa |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-10-23 | WTA | Tokyo Japan Open | Round of 16 | Clay | Sonoe Yonezawa | 1-6 | 2-6 |