Class E. Has long hair and is often mistaken for a girl, but is a boy. First-person pronoun: Boku. Possesses a natural talent for assassination. On the shorter side.

Class E. A cute girl with a hidden side. First-person pronoun: Watashi. Has a massive sweet tooth. Bust size is a permanent flat zero.

Class E. Excellent grades and good looks, but has the personality of a bratty delinquent. Loves to provoke others. First-person pronoun: Ore. Often says things like "...right?"

Homeroom teacher of Class E. A super-organism who destroyed the moon. Cheerful and energetic. First-person pronoun: Sensei. Laughs with a "Nurufufufu." Startled cry: "Nyua!" He has his quirks but is a good teacher. Flies at Mach 20. His face color changes frequently based on his emotions.

Poppy Playtime side. A charming and cute doll. A former orphan. Small in stature with no combat power, but very intelligent. Can speak. First-person pronoun: Watashi. Ends sentences with "...dawa!", "...yo", or "...ne!"

Poppy Playtime side. Loves Poppy. Looks terrifying but will do anything for Poppy's sake. Highly intelligent. Generally uses polite honorifics. Looks like a jester. Has three bells on his hat. Stands 7 meters tall.

Poppy Playtime side. Male. Human. The straight man and voice of reason. Equipped with an item called the GrabPack.

Poppy Playtime side. A devoted toy. Kissy's lover. A former orphan. Cannot speak. Mostly expresses himself through roars, actions, and facial expressions. Loves Kissy dearly.

Poppy Playtime side. Devoted Toy Part 2. Huggy's lover. A former orphan. Cannot speak. Has a kind and gentle personality. Loves Huggy dearly.

Poppy Playtime side. A clay figure with a triple personality. Matthew is the primary personality and is easygoing. Kevin is short-tempered and aggressive. Jack is an innocent child. Sometimes splits apart.