By surface
| Surface | Federico Iannaccone | Shoma Kato |
|---|---|---|
| Hard | 0 | 4 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1997-04-22 | WTA | Jakarta | Final | Hard | Naoko Sawamatsu | 3-6 | 2-6 | |||
| 1996-09-16 | WTA | Tokyo | Round of 16 | Hard | Naoko Sawamatsu | 2-6 | 1-6 | |||
| 1995-09-19 | WTA | Tokyo | Round of 16 | Hard | Naoko Sawamatsu | 2-6 | 0-6 | |||
| 1994-04-04 | WTA | Tokyo Japan Open | Round of 32 | Hard | Naoko Sawamatsu | 4-6 | 1-6 |