Mayumi Ouchi Head To Head List
Only players who Mayumi Ouchi has played more than once are listed here.
| Player | Wins | Draws | Losses | Percentage |
| Shiori Sato | 1 | 0 | 1 | 50.00% |
Only players who Mayumi Ouchi has played more than once are listed here.
| Player | Wins | Draws | Losses | Percentage |
| Shiori Sato | 1 | 0 | 1 | 50.00% |