Rion Okuno

JPN · 18 yrs · K=40 · Peak 2125 (Feb 2025)

Best performance: 2202 at International Chess Tournament 37th Open Pula 2025(Best of 2025)

OCT26 Rating

2045

Live Rating

2045.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	Japan Open 2025(Master Category)Sep 19, 2025 – Sep 23, 2025TPR 2025	3½/9	2025

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Classical

42 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Japan Open 2025(Master Category)2025
Sep 2025Swissfederation source
#6 in 2025Score 3½/9Opp avg 2105Start 2069
XLIV OPEN INTERNACIONAL "VILLA DE BENASQUE"2063
Jul 2025Swissfederation source
#5 in 2025Score 6½/10Opp avg 1953Start 2093
V Llinars International Chess Open Grup A2104
Jun – Jul 2025Swissfederation source
#4 in 2025Score 5/9Opp avg 2061Start 2124
International Chess Tournament 37th Open Pula 20252202
Jun 2025Swissfederation source
Best of 2025Score 6/9Opp avg 2077Start 2124
Internationales Pfingst-Open 2025 A im 3. Muenchner Schachfestival1974
Jun 2025Swissfederation source
#7 in 2025Score 3/9Opp avg 2099Start 2124
Japan Chess Championship 2025 -The 26th Argentina Cup-2112
May 2025Swissfederation source
#3 in 2025Score 6½/9Opp avg 1946Start 2125
Tokai Open 20252186
Jan 2025Swissfederation source
#2 in 2025Score 4/5Opp avg 1946Start 2027
Chessfestival Groningen 2024 Open A2191
Dec 2024Swissfederation source
Best of 2024Score 3/8Opp avg 2278Start 2027
Japan Open 20242077
Nov 2024Swissfederation source
#4 in 2024Score 5/7Opp avg 1952Start 2006
XXXIV Pan-American Youth Championships - Open U161981
Jul 2024Swissfederation source
#6 in 2024Score 5/9Opp avg 1938Start 2096
52nd Annual World Open1997
Jul 2024Swissfederation source
#5 in 2024Score 4/9Opp avg 2040Start 2096
CAMPEONATO PANAMERICANO SUB 20 ABSOLUTO - 20241947
Jun 2024Swissfederation source
#7 in 2024Score 6/9Opp avg 1822Start 2096
Campeonato Nacional ABSOLUTO Panama 20242128
May 2024Swissfederation source
#3 in 2024Score 5/7Opp avg 1970Start 2061
Fagernes Chess International 2024 GM2160
Mar 2024Swissfederation source
#2 in 2024Score 4½/9Opp avg 2160Start 1981
Campeonato Nacional por Categorias ABSOLUTO Sub-161789
Feb 2024Swissfederation source
#10 in 2024Score 5½/6Opp avg 1388Start 1997
II Torneo Grand Prix Francisco "Paco" Perez in Memoriam - ABSOLUTO1818
Feb 2024Swissfederation source
#9 in 2024Score 4/6Opp avg 1693Start 1997
CFCC 2024 Winter Open - Master-Expert1938
Jan 2024Swissfederation source
#8 in 2024Score 3/5Opp avg 1938Start 1921
33rd annual North American Open - Open2125
Dec 2023Swissfederation source
Best of 2023Score 3½/8Opp avg 2168Start 1928
IX Campeonato Iberoamericano Absoluto "Panama 2023"1703
Nov – Dec 2023Swissfederation source
#10 in 2023Score 4/7Opp avg 1653Start 1853
IV PANAMA CHESS OPEN2084
Nov 2023Swissfederation source
#3 in 2023Score 5/9Opp avg 2134Start 1853
Campeonato Nacional Por Equipos 2023 - OPEN1941
Nov 2023Teamfederation source
#4 in 2023Score 2/4Opp avg 1941Start 1853
XIV CAC Youth Chess Festival 2023 - U16 Open1475
Aug 2023Swissfederation source
#12 in 2023Score 6/9Opp avg 1425Start 1932
Japan Chess Classic 20232124
Jul 2023Swissfederation source
#2 in 2023Score 5/7Opp avg 1931Start 1889
III Hibrido Centroamericano, del Caribe y del Pacifico 20231724
Jun 2023Swissfederation source
#9 in 2023Score 4½/6Opp avg 1531Start 1909
Semifinal del Campeonato Nacional Absoluto 20231869
Apr 2023Swissfederation source
#8 in 2023Score 4½/7Opp avg 1767Start 1890

Live ratings projected from the OCT26 published list · Not affiliated with FIDE