The following are the characters that have appeared in the Jiraishin manga. Characters Main characters Kyoya Ida (飯田 響也 Ida Kyōya) / Ky A renegade detective who prefers to solve cases by using his Glock 17 pistol. Can speak fluent English and German to some degree. There is no indication about his mother, nor what happened to her after his father's suicide. Ever since his father's death, he became cold and emotionless to most people, except to Eriko, Hachimaki, Yukari and Director Narita. Tsuyoshi Yamaki (八巻 剛志 Yamaki Tsuyoshi) / Mack Kyoya's first partner, later shot to death by an armed Chinese juvenile delinquent. His nickname was Hachimaki. He left behind his wife, Yukari, and his son was named after him in memory. Director Narita (成田 Narita) / Nader Kyoya's superior officer at the Shinjuku Police precinct and head of the station's homicide division. He was pals with Kyoya's late father. During a trip in New York after his retirement from the force, he was nearly killed when Lisa Lewis tried to gun him down. In the end, he is shot and killed by Kei Amami, who had received a heart transplant from his daughter Atsuko Narita, because she was having a conflict with Atsuko's personality. Eriko Aizawa (相沢江理子 Aizawa Eriko) Kyoya's second partner. Her husband, Kohei Asada, was shot to death by her stalker right after the wedding ceremony. Speaks fluent English, Mandarin Chinese, and Spanish aside from her native Japanese. Her family owns a dog named Puck. She appears to be fond of Kyoya for solving cases, even though he uses lethal force as a solution. Shinjuku police officers Kawamura/Murdoch A detective who led Endo and Yanagi to Sugita's detention cell. Kishikawa A homicide detective with a tall height; had investigated with Kyoya and Hachimaki regarding the case of a lost police revolver and the accidental murder of an armed robber. Oda A detective in the homicide division. Was responsible for arresting two foreigners in the local park, but was wounded in the hospital when one of them struck his head with a flower pot. Other police officers Hans Mayer A German national in the CID (Criminal Investigation Division) with the rank of Inspector, was under the payroll of Alexander von der Hünen, providing information on the movement of Kyoya while he was in Germany. Was crippled in the end after Kyoya shot him in the leg. Had