Main characters
The lead character, a known trouble-maker that was unwitting made apart of the student council after not attending school for a few days.
- Genki Girl: Is very energetic and upbeat which predictably irritates Tatsuki.
- The Hero: The main character of the manga who serves as the leader of her group of friends.
The shy, naïve girl who had trouble making friends. She is greatly favored by boys because of her large bust. Her pictures are known to be a top-seller.
- The Charmer: Has a bit of this that is often exploited by Torako.
- Shrinking Violet: She is very anxious at times.
She is a wealthy girl whose father is the president of an electronics corporation. She is known to speak in honorifics even when with her friends.
- Berserk Button: She hates being ignored.
- Jerk with a Heart of Gold: While she doesn't like admitting it, she does value her friendship with the girls.
- Lonely Rich Kid: She has no friends and her parents tend to be off at work leaving her in the care of her maid.
- Only Sane Woman: She is this to counter Torako's actions.
Torako's close friend since childhood. A non-talkative girl, she possesses nigh-superhuman strength and has a monstrous appetite.
- A-Cup Angst: She finds herself feeling inadequate in comparison to Ayumi.
- Ambiguously Gay: She steals a kiss from Torako.
- Big Eater: Despite her frame, she can eat a large volume of food.
- The Stoic: She is rarely emotive.
Class 1-6
- But Not Too Bi: Largely because the series is targeted towards a male demographic, Nene is never shown obsessing over men.
- Hypocritical Humor: Tries to chastise her female classmates whenever they wear clothing that goes against the school's dress code despite wearing a furry scarf.
- Lovable Sex Maniac: She obsessively loves girls and openly embraces being accused of being a pervert.
- Japanese Delinquents: Despite outright denying the accusation, she nevertheless fits the definition of one.
- Odd Friendship: With Minato.
- Tomboy: She gets mistaken for a boy by Nene.
- Trademark Favorite Food: She loves pudding.
A tall, blonde girl with a tanned complexion. She is known to cry without provocation.
- Dumb Blonde: She has a childlike personality despite looking mature.
- Gyaru Girl: She is a tall, tanned blonde girl.
- Prone to Tears: She cries a lot over trivial matters.
- Stalker without a Crush: She obsessively follows Torako and does nice things for her as her way of returning the favor to her when she lost her money.
A spooky goth girl whose one desire is to have friends.
- Beautiful All Along: She is actually a very pretty girl, but unfortunately, she is unable to take care of herself thus making her come off as creepy.
- I Just Want to Have Friends: Inori isn't actually a scary girl and actually wants to befriend others. She succeeds at this when she received a makeover and Torako and Suzume's phone numbers.
Upper Classmates
Torako's adopted older brother.
- Big Brother Bully: Bullied Torako when she was growing up in his household.
- Jerkass: To the other characters the only exception being Ayumi.