Sanctioned Matchup Predictor
Toshiko Ishii vs Valerie Beaver
Past Head-to-Head Rubbers (5)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Valerie Beaver | def. | Toshiko Ishii | 2008 Australian Veterans Championships (2008-10-18) | +75 | |
| Toshiko Ishii | def. | Valerie Beaver | 2008 Australian Veterans Championships (2008-10-18) | +266 | |
| Valerie Beaver | def. | Toshiko Ishii | 10,7,4 | 2010 Australian Veterans Championships (2010-10-24) | +18 |
| Valerie Beaver | def. | Toshiko Ishii | 5,11,-8,-8,6 | 2011 Australian Veterans Championships (2011-10-22) | +9 |
| Toshiko Ishii | def. | Valerie Beaver | -8,5,4,5 | 2012 Australian Veterans Championships (2012-10-20) | +39 |