Wins
4
Indexed tournament wins
Player record
Tomiyama, Kumiko
Losses
15
Indexed tournament losses
Matches
19
Decisive results
Win rate
21.1%
Across indexed matches
Peak rating
1,899
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Robert Shahnazari
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Rating history unavailable
More published rating points are needed before a trajectory can be drawn.
Tournament history
1 tournament appearances · synced Aug 9, 2026, 2:17 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 10, 2004 | SoCal OpenTournament · View matches · Initial rating 1,899 | Unrated | 1,899 | -64+39 / -103 | 4W / 15L |
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