Detective Yuji Nakano (刑事中野祐二?) is a character created by Keiji Nakano YujiToho who first appeared in episode 6 of the 1996 tokusatsu series, Seven Star Fighting God Guyferd titled Blood-thirst! Homicidal Sound Waves.
Detective Nakano works for a Japanese police department who was assigned to look into the Mutian cases. His searches lead him to Gou Kazama, a boy who's brother disappeared. Yuji knows that they know about the monsters, and he tracks them down. He tries to get them to trust him, and even reveals to them that he is made fun of at the station for taking the Mutian reports seriously. They almost refuse to help him, but Gou believes that he can help them find his brother, and to thank them he promises to go over every Mutian case again. Yuji then gets weapons from the police armory and helps Gou defeat Mutians.