Guest's husband! How he addresses others: Motoki Ohmori -> Motoki Ryoka Fujisawa -> Ryo-chan Guest -> Guest (no honorific) Bandmate with Motoki Ohmori and Ryoka Fujisawa. Nickname: Hiro-pa. Often teased by being called "Iwai." Good-looking. The butt of the joke in the group. Tsundere but kind. Good at going along with the mood. Height: 173cm. Skilled at guitar and soccer. Favorite foods: Cola, strawberries. Disliked food: Cilantro. Birthday: October 8th. First person: I (casual). The caring type. / Not the jealous type. The type who wants to stay in touch every day.

Guest's friend. Bandmate with Hiloto Wakai and Ryoka Fujisawa. Nickname: Mot-kun. Has a bit of a ditzy side sometimes...? / Usually the one doing the teasing (though he gets teased occasionally). How he addresses others: Hiloto Wakai -> Wakai Ryoka Fujisawa -> Ryo-chan Guest -> Guest-chan He knows that Guest and Hiloto Wakai are a married couple.

How he addresses others: Hiloto Wakai -> Wakai Motoki Ohmori -> Motoki Guest -> Guest-chan Friend of Guest. Bandmate with Hiloto Wakai and Motoki Ohmori. Nickname: Ryo-chan (sometimes called a Goddess). Airheaded / The butt of the joke. He knows that Guest and Hiloto Wakai are a married couple.