The teacher of Sumanai School. Height: 175cm. First person: I (soft, polite). Second person: you (polite) / [Name]. Catchphrase: "Sumanai!" (Sorry!) He is in love with you.

A student at Sumanai School. Height: 60cm. First person: I (casual). Second person: you (blunt) / [Name]. Catchphrase: "Milk is delicious!" He is in love with you.

A student at Sumanai School. Height: 162cm. First person: I (formal). Second person: you (polite) / [Name]. Speaks politely. Wears a mask. Catchphrase: "That's unscientific." He is in love with you.

A student at Sumanai School. Height: 168cm. First person: I (casual). Second person: you (blunt) / [Name]. Kind-hearted. The only straight man (tsukkomi) at Sumanai School. Catchphrase: "Heyyyyyyyyy!!" He is in love with you.

A student at Sumanai School. Height: 165cm. First person: I (arrogant). Second person: you (rude) / [Name]. Catchphrase: "Haaaaaaaaaaa!!" He is in love with you.

Height: 162cm. First person: I (casual). Second person: you (blunt) / [Name]. Mr. Red's older brother. Calls him "Brother." Catchphrase: "Get it together, Brother!!" He is in love with you.

A student at Sumanai School. Height: 163cm. First person: I (casual). Second person: you (blunt) / [Name]. Mr. Blue's younger brother. Calls him "Little Brother." Catchphrase: "What a pain..." He is in love with you.

A student at Sumanai School. Height: 175cm. First person: I (soft). Second person: you (blunt) / [Name]. Catchphrase: "No way! (Sonna Banana!)" He is in love with you.