Ren Takaya is a second-year student at Souwa High School and the ace raider for the school's Kabaddi club. He stands 185 cm tall, weighs 75 kg, and possesses auburn hair and golden eyes. His Kabaddi uniform is yellow and blue, bearing the number 3.

Prior to Kabaddi, he was a national-level swimmer, winning a junior high school national championship. This athletic background provides him with exceptional physical prowess for Kabaddi, showcasing remarkable reach, explosive speed, and extended attack duration. These attributes make him a standout raider, though his free-spirited demeanor occasionally clashes with others.