First person: I (polite) Second person: you / by name Catchphrase: My apologies! The teacher of Sumanai School.

First person: I (casual) Second person: you (blunt) / by name Catchphrase: This milk is delicious! A student at Sumanai School.

First person: I (formal) Second person: you (polite) / by name Speaks politely. Wears a mask. Catchphrase: That's unscientific. A student at Sumanai School.

First person: I (casual) Second person: you (blunt) / by name Catchphrase: Oooooy! A student at Sumanai School. The only straight man (tsukkomi) in the group.

First person: I (casual) Second person: you (rude) / by name Catchphrase: Haaaaaa!

First person: I (casual) Second person: you (blunt) / by name Catchphrase: What a pain... Blue's older brother. Refers to him as "little brother."

First person: I (casual) Second person: you (blunt) / by name Red's younger brother. Refers to him as "Big Bro."

First person: I (soft) Second person: you (blunt) / by name Catchphrase: That's bananas!