Kosuke Takahashi (高橋康介)

Kosuke Takahashi (高橋康介) has been competing for 8 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 284,439 people who have ever been ranked in the event, and 92nd in Japan. Until July 2008, no official 3×3 solve in the world had been that fast. Across 9 competitions since December 2025, he has put 77 official solves on the record across one event. Solve to solve, his 3×3 times vary about 12% around a typical one, steadier than 76% of the 35,811 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 nine competitions, more competitions than 91% of everyone who has ever competed.