Kosuke Takahashi (高橋康介)

Kosuke Takahashi (高橋康介) has been competing for 10 months. His best event is the 3×3: a personal-best single of 7.69, set at Hiroshima Spring 2026, puts him in the top 2.3% of the 288,433 people who have ever been ranked in the event, and 93rd in Japan. Until July 2008, no official 3×3 solve in the world had been that fast. Across 10 competitions since December 2025, he has put 82 official solves on the record across one event. Solve to solve, his 3×3 times vary about 12% around a typical one, steadier than 72% of the 36,406 competitors with ten or more counted rounds. His 3×3 best has come down from 9.43 in December 2025 to 7.69, an 18% improvement. Kosuke has entered ten competitions, more competitions than 92% of everyone who has ever competed.