"Yutarou Kaidou is a cunning and skilled protagonist in the manga series ""The Frozen Player Returns."" Yutarou's name is frequently mentioned throughout the series as his actions carry much of the plot forward.

Yutarou is a former gifted ice hockey player whose career was cut short due to an injury. Despite this setback, Yutarou refuses to give up on his passion for the sport and uses his clever and strategic mind to become a renowned gambler. He specializes in betting on ice hockey games and becomes a feared competitor in the underground gambling world.

Despite being a skilled player, Yutarou is not without his flaws. He often obtains his information through unsavory means, and some of his methods are questionable. Yutarou's ruthlessness and ambition sometimes lead him to make decisions that hurt the people close to him.

In the manga series, Yutarou's name is mentioned frequently as he becomes a key player in the story's plot. He strategically places bets on ice hockey games, seeks out information from other gamblers, and even makes alliances with other powerful players in the business.

Despite Yutarou's shady tactics, readers still find themselves rooting for him due to his intelligence and resourcefulness. His name is frequently mentioned in conversations between other characters, who either fear or admire him.

Overall, Yutarou Kaidou is a complex and well-written character whose name carries much weight in the manga series ""The Frozen Player Returns."" While he is not without his flaws, Yutarou's cunning and skill make him a force to be reckoned with in the world of gambling."