This individual is an Erisian who holds positions as a kiosk teacher, club manager, and leader of the Japan branch of the "Beautiful Contact" secret society. Despite not possessing typical alien features such as tentacles or green skin, this person strongly believes that Eris should not be considered humanity's first official extraterrestrial contact due to her human-like appearance. Their group attempts to force Eris off Earth, but a third party intervenes, compelling her to assist Kio in rescuing him from the threat of having their identities exposed. She frequently chaperones Kio and his sci-fi movie club while expressing dissatisfaction with the Catians' close resemblance to humans.
When Kio and co. head to space to save the Catian mothership, Itokazu stays behind, disguised as Eris (badly at that), to make hostile forces think Ki