Player record

Onishi, Kohei

ID 94410NYMaleInactive
Current rating1,889
Back to ratingsCompare player

Wins

45

Indexed tournament wins

Losses

31

Indexed tournament losses

Matches

76

Decisive results

Win rate

59.2%

Across indexed matches

Peak rating

1,976

Highest rating in the available history.

Biggest upset

Nathan Wu

Westchester 2014 December Open · Dec 28, 2014 · +442 rating

Open →

Biggest loss

Devaditya Dassarma

LYTTC June Open · Jun 7, 2015 · -350 rating

Open →

Most frequent opponent

Acharya, Rohan

3 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

11 tournament appearances · synced Aug 12, 2026, 2:19 AM

DateTournamentRating inRating afterPoints changedRecord
Aug 29, 2015Westchester 2015 August OpenTournament · View matches1,8781,889+11+28 / -173W / 4L
Jul 26, 2015Westchester 2015 July OpenTournament · View matches1,8521,878+264W / 4L
Jun 28, 2015Westchester 2015 June OpenTournament · View matches1,8581,852-6+4 / -103W / 4L
Jun 7, 2015LYTTC June OpenTournament · View matches1,9031,858-45+9 / -544W / 3L
May 31, 2015Westchester 2015 May OpenTournament · View matches1,9521,903-49+3 / -523W / 4L
Mar 28, 2015Westchester 2015 March OpenTournament · View matches1,9761,952-24+6 / -303W / 4L
Dec 28, 2014Westchester 2014 December OpenTournament · View matches · USATT readjusted 1,651 → 1,9411,6511,976+35+59 / -249W / 3L
Nov 23, 2014Westchester 2014 November OpenTournament · View matches · USATT readjusted 1,537 → 1,6071,5371,651+44+44 / 07W / 0L
Oct 26, 2014Westchester 2014 October OpenTournament · View matches1,5391,537-2+0 / -20W / 3L
Sep 28, 2014Westchester 2014 September OpenTournament · View matches1,5221,539+17+24 / -74W / 1L
Aug 24, 2014Westchester 2014 August OpenTournament · View matches · Initial rating 1,522Unrated1,522+16+26 / -105W / 1L