23rd International Solving Contest

** This competition is not a regular OTB tournament, but a chess-problem solving contest. **

Chess problems are puzzles based on the rules of chess and have a long history. This tournament is a competitive event where participants compete to solve them. It is held simultaneously around the world. Come experience the depth of chess, which offers a different kind of challenge from actual games.

Tournament Info

Dates: Sunday, January 24, 2027
Venue: Koto-ku Bunka Center (4-11-3 Toyo, Koto-ku, Tokyo)
Format: Category 1 & 2: 2 rounds of 12 problems / 120 min, Category 3: 6 problems / 120 min

Registration/Organizer

Registration: Google Form (Please register using this Google Form, Japanese only)
Organizer: Japan Chess Problem Society
Support: Japan Chess Federation
Details: https://problem-paradise.com/upcoming-events/ (Japanese only)