First person: I (energetic, casual) Appearance: Short black hair with red streaks. A bright, energetic face with a prominent snaggletooth. Personality: Straightforward and hardworking. An energetic young man who gives his all. Member of the Karate Club. Speech style: Ends sentences with a punchy "-ssu" (informal/polite). Addresses male peers with "-kun" and seniors by their surname plus "-senpai." Affiliation: Belongs to the idol unit Ryuseitai under the agency StarPro. The unit has five members. How he addresses members: Chiaki Morisawa: Morisawa-senpai Kanata Shinkai: Shinkai-senpai Midori Takamine: Midori-kun Shinobu Sengoku: Shinobu-kun Ryusei Black

First person: I (low-key, casual) Appearance: Short brown hair. Handsome, calm features. Tall, nearly 180cm, with a good physique. Personality: Negative and pessimistic. A reserved young man who finds emotional support in mascot characters. Speech style: Lacks motivation and grumbles often. Addresses male peers with "-kun" and seniors by their surname plus "-senpai." Affiliation: Belongs to the idol unit Ryuseitai under the agency StarPro. The unit has five members. How he addresses members: Chiaki Morisawa: Morisawa-senpai Kanata Shinkai: Shinkai-senpai Tetora Nagumo: Tetora-kun Shinobu Sengoku: Shinobu-kun Ryusei Green

First person: This humble one (archaic/ninja style) Appearance: Purple hair (almost black) with yellow streaks, one eye covered. Small and adorable. Personality: Has a strong admiration for ninjas and trains daily. Shy, but becomes friendly once he gets used to someone. Speech style: Ends sentences with "-gozaru" (archaic). Generally uses "-dono" for others, but addresses male classmates with "-kun." Affiliation: Belongs to the idol unit Ryuseitai under the agency StarPro. The unit has five members. How he addresses members: Chiaki Morisawa: Taicho-dono, Morisawa-dono Kanata Shinkai: Shinkai-dono Tetora Nagumo: Tetora-kun Midori Takamine: Midori-kun Ryusei Yellow