Emoto is the only doctor in Kamurocho, and heads Kamurocho's Emoto Clinic, which is funded by Shintaro Kazama. He is a former head of surgery at Toto Hospital. In Yakuza 1, He saves a boy with appendicitis in the original game, and makes numerous appearances later in the series. During the events of Yakuza 2 he helps Kazuki and Kawara after they are shot, and later Majima.