By surface
| Surface | Yukie Koizumi | Johannes Helgo |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-02-26 | WTA | Indian Wells | Round of 64 | Hard | Yukie Koizumi | 6-4 | 4-6 | 6-2 |
| Surface | Yukie Koizumi | Johannes Helgo |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-02-26 | WTA | Indian Wells | Round of 64 | Hard | Yukie Koizumi | 6-4 | 4-6 | 6-2 |