Wins
29
Indexed tournament wins
Player record
Komatsu, Masaaki
Losses
16
Indexed tournament losses
Matches
45
Decisive results
Win rate
64.4%
Across indexed matches
Peak rating
1,958
Highest rating in the available history.
Biggest upset
Bui, Quang Dang
2001 WA State Open, Closed, Tr · May 6, 2001 · +410 rating
Open →Biggest loss
Arutyunov, Vladimir
2001 Seattle Open · Jun 10, 2001 · -166 rating
Open →Most frequent opponent
Sumeri, Alex
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
4 tournament appearances · synced Aug 13, 2026, 2:20 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 10, 2001 | 2001 Seattle OpenTournament · View matches | 1,958 | 1,950 | -8 | 7W / 4L |
| May 6, 2001 | 2001 WA State Open, Closed, TrTournament · View matches | 1,915 | 1,958 | +43 | 7W / 4L |
| Apr 22, 2001 | Tri-City Open Spring Double RRTournament · View matches · USATT readjusted 1,812 → 1,876 | 1,812 | 1,915 | +39+49 / -10 | 11W / 6L |
| Mar 31, 2001 | 2001 ACUI National ChampionshiTournament · View matches · Initial rating 1,812 | Unrated | 1,812 | — | 4W / 2L |
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