Wins
216
Indexed tournament wins
Player record
Kazuyuki Yokoyama
Losses
171
Indexed tournament losses
Matches
387
Decisive results
Win rate
55.8%
Across indexed matches
Peak rating
2,563
Highest rating in the available history.
Biggest upset
Sharon Yaniv
2006 N. American Teams Open Championship · Nov 26, 2006 · +511 rating
Open →Biggest loss
Santo Vasquez
US Teams · Nov 27, 1994 · -395 rating
Open →Most frequent opponent
Xavier Therien
6 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
65 tournament appearances · synced Aug 27, 2026, 2:23 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Feb 5, 1995 | Dr. Wang Chinese New Year OpenTournament · View matches | 2,368 | 2,365 | -3+5 / -8 | 3W / 2L |
| Nov 27, 1994 | US TeamsTournament · View matches | 2,429 | 2,368 | -61+11 / -72 | 4W / 6L |
| Jul 4, 1994 | US OpenTournament · View matches | 2,449 | 2,429 | -20 | 2W / 1L |
| Apr 24, 1994 | Thousand Oaks ClassicTournament · View matches | 2,489 | 2,449 | -40+0 / -40 | 1W / 1L |
| Mar 20, 1994 | 1994 Chinese New Year All StarTournament · View matches | 2,491 | 2,489 | -2+0 / -2 | 2W / 1L |
61–65 of 65
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