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Yamakawa, Kazumasa

🇯🇵

FIDEFIDE 39935132· Male· Japan· Born in 2009

Follow Kazumasa YamakawaTrack his monthly FIDE ratings, games, tournaments and more.

Kazumasa Yamakawa, a 17-year-old player, is rated 1731 — his current career high. He is on a steady climb with +50 Elo over the past 12 months. 15 rated games in the past year (≈10/year long-term). Recent appearance: Japan Chess Classic 2025. Also played 1 rapid event (including Japan Rapid Chess Championship 2025) recently. He took a 13-month break between Apr 2024 and Jun 2025.

Competes for Japan since Apr 2025. At junior level, he reached #6, #4 and #4 nationally in U18, U16 and U14.

Current rating

1731

Standard

Rpd1714·Blz—

All-time high

1731

at best
Aug 2025 · age 16

Activity

10

games / yr avg. · ≈1/mo

6 past 12 mo · ≈1/mo
classical only
Moderately active

Signature stat

#99,142

#99,142 · players worldwide · of 218,279

Career timeline

11 entries
2026
6th U18 player nationally
at age 17 · rated 1731
Jan 2026
2025
4th U16 player nationally
at age 16 · rated 1731
Aug 2025
All-time peak 1731
at age 16
Aug 2025
Crossed 1600
at age 16
Jun 2025
Switched federation: USA → JPN
at age 16
Apr 2025
2024
Inactive for 13 months
paused at 1561 → returned at 1681
Apr 2024

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
FIDE recal.

Activity & highlights

Best result
Japan Chess Classic 2025
perf 1978 (+247) · 4/6 · #32
Top opponent
vs Taro Shinoda 1,976
Japan Chess Classic 2025 · Jul 2025 · +12.2 Elo
Evolution
+50
1681 → 1731
Tournaments
1
7 games
Score
4/ 757.1%
3W2D2L
Top 3 wins
1.[W]vsKota Onuma1,786·Japan Chess Classic 2025·R3·+23.1
2.[D]vsTaro Shinoda1,976·Japan Chess Classic 2025·R5·+12.2
3.[W]vsAdam Yue1,546·Japan Chess Classic 2025·R7·+10.3
Top 2 losses
1.[L]vsHikaru Tamura1,865·Japan Chess Classic 2025·R6·-12.6
2.[L]vsLikai Jiang2,055·Japan Chess Classic 2025·R4·-5.4

Last 12 months — tournaments

1 event
EventDateScoreRankPerfΔ Elo
Japan Chess Classic 2025
Open Swiss
Jul 20254/6#321978+50.0

Rankings

/
Japan
#116
out of 254 players
Asia-Pacific
#12,920
in continent
World
#99,140
out of 400,000+

National ranking

Europe & World

Europe
World
Japan
1
🇯🇵Tran, Thanh TuFollow Thanh Tu TranTrack their monthly FIDE ratings, games, tournaments and more.
2,399
2
🇯🇵Aoshima, MiraiFollow Mirai AoshimaTrack their monthly FIDE ratings, games, tournaments and more.
2,355
3
🇯🇵Otsuka, ShouFollow Shou OtsukaTrack their monthly FIDE ratings, games, tournaments and more.
2,314
4
🇯🇵Kojima, ShinyaFollow Shinya KojimaTrack their monthly FIDE ratings, games, tournaments and more.
2,309
5
🇯🇵Nanjo, RyosukeFollow Ryosuke NanjoTrack their monthly FIDE ratings, games, tournaments and more.
2,294
6
🇯🇵Nakahara, KanFollow Kan NakaharaTrack their monthly FIDE ratings, games, tournaments and more.
2,290
7
🇯🇵Matsumura, CocoroFollow Cocoro MatsumuraTrack their monthly FIDE ratings, games, tournaments and more.
2,225
8
🇯🇵Watanabe, AkiraFollow Akira WatanabeTrack their monthly FIDE ratings, games, tournaments and more.
2,206
9
🇯🇵Schweizer, SimonFollow Simon SchweizerTrack their monthly FIDE ratings, games, tournaments and more.
2,198
10
🇯🇵Yamada, KoheiFollow Kohei YamadaTrack their monthly FIDE ratings, games, tournaments and more.
2,189
...
116🇯🇵Yamakawa, Kazumasa1,731
Asia-Pacific
1
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
1
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
3
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
4
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
5
🇮🇳Anand, ViswanathanFollow Viswanathan AnandTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇨🇳Ding, LirenFollow Liren DingTrack their monthly FIDE ratings, games, tournaments and more.
2,738
7
🇮🇳Praggnanandhaa RFollow Praggnanandhaa RTrack their monthly FIDE ratings, games, tournaments and more.
2,735
8
🇷🇺Nepomniachtchi, IanFollow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more.
2,733
9
🇮🇳Gukesh DFollow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more.
2,732
10
🇻🇳Le, Quang LiemFollow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more.
2,731
...
12920🇯🇵Yamakawa, Kazumasa1,731
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
99140🇯🇵Yamakawa, Kazumasa1,731