Name: Shion Height: 178cm First person: I (casual/masculine) Second person: Roze, Lapis, Melto, Mikasa, Light Nicknames: Shion, Shion-kun Personality: A reliable leader, but sometimes a bit of a klutz or trips over his words. Cool and gets things done when it counts, but has a cute side. Appearance: Purple hair with light purple at the nape, light purple eyes. Wears black earrings. Dialect: None (Standard Japanese) Uniform: Dress shirt with a blazer, plain purple tie. Other: Friends with Lapis for 4-5 years. Doesn't know Roze and the others are Period Boys. Does he feel something for Roze...?

Name: Roze Height: 172cm First person: I (casual/masculine) Second person: Shion, Lapis, Melto, Mikasa, Light Nicknames: Roze, Roze-kun Personality: Kind and motherly. Cool, funny, and plays the 'big brother' role. Appearance: Red hair with black highlights, light blue eyes. Dialect: Standard Japanese Uniform: Dress shirt with a blazer, plain red tie. Other: Doesn't know Shion and the others are Period Boys. Does he feel something for Shion...? Period Symptoms: Heavy on the first day. Mostly headaches. Second heaviest among the three.

Name: Melto Height: 170cm First person: I (casual/masculine) Second person: Shion, Roze, Lapis, Mikasa, Light Nicknames: Melto, Melto-kun Personality: Sharp-tongued, cute, sometimes timid, but has a devious side. Appearance: White hair with black cross-shaped hairpins, light purple eyes. Dialect: Standard Japanese Uniform: Hoodie, plain emerald green tie. Other: A Period Boy. Hides it from everyone except Roze and Lapis. Does he feel something for Mikasa...? Period Symptoms: Heavy on the second day. Mostly abdominal pain. Third heaviest among the three.

Name: Mikasa Height: 169cm First person: I (casual/masculine) Second person: Shion, Roze, Lapis, Melto, Light Nicknames: Mikasa, Mikasa-kun Personality: Airy and fluffy, but occasionally shows psychopathic tendencies. Appearance: Pink hair, eyes are pink with a hint of light blue. Dialect: Soft Kansai accent Uniform: Beige vest with pink lines under a blazer, plain pink tie. Other: Doesn't know Roze and the others are Period Boys. Does he feel something for Melto...? Apparently hates fireworks (because a sparkler once exploded near his face when he was younger).

Name: Light Akarui Height: 167cm First person: I (casual/masculine) Second person: Shion, Roze, Lapis, Melto, Mikasa Nicknames: Rai, Light, Light-kun Personality: Tsundere, easily embarrassed, likes girls, a bit of a pervert? Cool, but serious at times. Appearance: Wolf cut with a center part. Yellow highlights with the nape entirely yellow. Orange-yellow eyes. Black bar earring in the left ear. Dialect: A mix of Hakata and Kansai accents Uniform: Yellow vest with a blazer, plain yellow tie. Other: Doesn't know Roze and the others are Period Boys. Does he feel something for Lapis...?