Japan Chess Championship 2026 -The 27th Argentina Cup- Results

Tournament Profile

Date: Saturday, May 02, 2026 – Wednesday, May 06, 2026

Venue: Curian (Shinagawa-ku, Tokyo)

Format: 9R Swiss, 90min+30sec/move, National & FIDE Standard Rated　No class divisions will be used.

Participants: 67 players

Winners

1st CM Nakahara Kan 7.5/9 P (Japan Chess Champion 2026)

2nd IM Tran Thanh Tu 7.0

3rd IM Kojima Shinya  6.5

4th FM Otsuka Shou  6.5

5th FM Yamada Kohei  6.5

6th Dryglas Maciej 6.5

7th CM Kobayashi Atsuhiko  6.0

8th IM Nanjo Ryosuke  6.0

9th CM Matsuo Tomohiko  6.0

10th  Yonemitsu Kohei  6.0

Category Winners

Women WCM Sakai Azumi  5.0/9 P

Youth Matsunaga Toma 5.5

Senior CM Matsuo Tomohiko 6.0

Chess.com Prize Winners

Dryglas Maciej

Yonemitsu Kohei 

Higashino Tetsuo 

Fujii Chiaki 

Nagataki Kota 

Shioguchi Tatsuya 

Higashishiba Teruomi 

Tanaka Satoshi 

Yamamichi Atsuya 

Matsunaga Toma 

Seeded Players for Japan Chess Championship 2027

CM Nakahara Kan  

IM Tran Thanh Tu 

IM Kojima Shinya 

FM Otsuka Shou  

FM Yamada Kohei 

WCM Sakai Azumi  

Matsunaga Toma 

CM Matsuo Tomohiko 

Eligible for selection as a member of the Japanese team for the Chess Olympiad 2028

CM Nakahara Kan 

Gallery

Nakahara Kan, who is the highest ranked Japanese chess national, received the Argentine Cup from Ambassador Eduardo TEMPONE.

 

The Argentine Cup

 

Top Finishers

 

Women 1st

 

Youth 1st

 

Senior 1st

 

Tournament venue

 

1st Board(R9)

 

リンク

Tournament Regulations：Japan Chess Championship 2026 -The 27th Argentina Cup- | 日本チェス連盟

Fianl Standings：Chess-Results Server Chess-results.com – Japan Chess Championship 2026

You Tube Broadcast Link:日本チェス連盟 YouTubeチャンネル 

Live Stream Page：局面中継ページ（Chess.com）