Wins
800
Indexed tournament wins
Player record
Cho, Jay
Losses
582
Indexed tournament losses
Matches
1,382
Decisive results
Win rate
57.9%
Across indexed matches
Peak rating
2,354
Highest rating in the available history.
Biggest upset
Ooka, Hiroka
Waitex Cup - FIT Open · Mar 6, 2011 · +440 rating
Open →Biggest loss
Inui, Tadao (tom)
23rd FIT Open · Nov 8, 2015 · -365 rating
Open →Most frequent opponent
Richard Dewitt
28 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
155 tournament appearances · synced Aug 8, 2026, 2:14 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 14, 2000 | Eastern Open on the No. Amer TourTournament · View matches | 2,028 | 1,994 | -34+7 / -41 | 2W / 8L |
| Apr 1, 2000 | Karen/Aaron Chang/Chung DoubleTournament · View matches | 2,002 | 2,028 | +26 | 5W / 2L |
| Nov 29, 1998 | 1998 North American Teams ChampionshipsTournament · View matches | 2,103 | 2,002 | -101 | 2W / 18L |
| Jan 18, 1998 | MDTTC January OpenTournament · View matches | 2,119 | 2,103 | -16+5 / -21 | 4W / 3L |
| Apr 8, 1996 | First Annual US Youth CupTournament · View matches | 1,971 | 2,119 | +148 | 4W / 9L |
| Aug 5, 1995 | USATT Jr. NationalsTournament · View matches | 1,977 | 1,971 | -6+0 / -6 | 1W / 1L |
| Aug 5, 1995 | AAU Jr. OlympicsTournament · View matches | 1,970 | 1,977 | +7+7 / 0 | 4W / 1L |
| Jul 9, 1995 | US OpenTournament · View matches | 1,990 | 1,970 | -20+12 / -32 | 5W / 7L |
| Jun 18, 1995 | NTTC June OpenTournament · View matches | 2,021 | 1,990 | -31+3 / -34 | 4W / 5L |
| May 20, 1995 | AAU/USA Jr. Olympic & USATT JrTournament · View matches | 2,019 | 2,021 | +2+5 / -3 | 2W / 2L |
| Apr 16, 1995 | Potomac Spring OpenTournament · View matches | 2,051 | 2,019 | -32 | 5W / 7L |
| Feb 18, 1995 | NTTC February OpenTournament · View matches · USATT readjusted 1,934 → 2,007 | 1,934 | 2,051 | +44+55 / -11 | 3W / 4L |
| Jan 22, 1995 | NTTC January OpenTournament · View matches | 1,976 | 1,934 | -42 | 2W / 4L |
| Dec 11, 1994 | NTTC December OpenTournament · View matches · USATT readjusted 1,898 → 1,953 | 1,898 | 1,976 | +23+42 / -19 | 7W / 4L |
| Nov 27, 1994 | US TeamsTournament · View matches | 1,820 | 1,898 | +78 | 12W / 13L |
141–155 of 155
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