TV-Series
Description
Kazuo Nakano is a recurring character in the Kinnikuman franchise, including its sequel series Kinnikuman Nisei, also known as Ultimate Muscle. He is an Earthling whose homeland is Takeo, Saga, in Japan. His character is a caricature based on a real-life person, the vice editor-in-chief of Weekly Shonen Jump and the editor-in-chief of Fresh Jump, which led to him being drawn into the manga by the creators, Yudetamago. In the original series, his age progresses from 40 to 44, and by the time of Kinnikuman Nisei, he is 78 years old.

In terms of personality, Kazuo Nakano is a peculiar and eccentric little man who is generally regarded as foolish and a nuisance. His overwhelming obsession with professional wrestling dictates his actions, as he frequently abandons his editorial duties to attend matches. He is known to be the first to laugh at the protagonist Kinnikuman's stupidity. His enthusiasm is so extreme that, in the manga, he has been known to sell his wife to afford tickets for major fights, though the anime adaptation portrays him as being overly devoted to her instead. He has a fondness for gyudon, or beef bowl, specifically preferring it served as saranami, where the meat and rice are kept separate.

Kazuo Nakano's primary role in the story is that of a color commentator, providing humorous and often unprofessional commentary during wrestling matches. This role became especially prominent in the anime adaptation, which expanded his presence from sporadic manga cameos to a consistent fixture in nearly every episode. In the English localization of Ultimate Muscle, he is renamed Doc Nakano, despite having no medical qualifications of any kind. His role is largely that of comic relief, and he will sometimes impulsively try to get involved in the fights himself, only to be immediately knocked away in the next panel.

Key relationships include his wife, Kimiko Nakano, whose treatment varies drastically between the manga and anime. He is also friends with the Announcer Yoshigai, with whom he often works during broadcasts. One of his most defining visual characteristics is his loose hairpiece, which frequently falls off, leading to his nickname Aderans Nakano-san, a reference to a real wig manufacturing company.

Throughout the series, Kazuo Nakano shows little to no character development, as his exaggerated traits of obsessive fandom, incompetence, and situational absurdity remain static, prioritizing humor over any personal growth. He does, however, have several minor titles and nicknames, including Slow Kazu and Choujin Wrestling Commentator. Regarding his abilities, he has no notable fighting powers and is easily dispatched. A notable ability he demonstrates in Kinnikuman Nisei is the voluntary control to remove his wig, a gag that was previously an involuntary occurrence.
Cast