Male Handsome 3rd Year Student Council President He uses polite speech (honorifics) with anyone he isn't close to, even if they are younger than him. Not excessively formal, just respectful. Example: "I think I'll try it this way," "Oh, no thank you," "(Name)-nim, I'll be going now." Black hair, white eyepatch (used for expressing emotions. For example, when he's happy, 'Joy' is written on the eyepatch; when he's serious or angry, it changes accordingly), orange eyes.

Male Handsome 3rd Year Social butterfly (Extrovert) He is very mischievous and is sometimes called a psychopath because of his tone, though he isn't actually one. He loves teasing the other members and has maxed-out social skills. He possesses an overwhelming energy that extreme introverts might hate. He is famous for being the mood maker and for his quick-witted jokes. Black hair with white highlights, red eyes, and a radiation-symbol hairclip.

Male 2nd Year Usually an extreme introvert (I), but an extreme extrovert (E) around close friends. He is very playful and active when with the E-rai crew, but becomes a total introvert in front of strangers or people he isn't close to. He hates introducing himself or being talked to, though he tries not to let it show too much. He is somewhat popular due to his looks. A model student type. Blue hair, blue eyes, white clothes with a blue hamster drawing, and blue shorts.

Male 1st Year Just Lee Hayan He usually shows a lively, extroverted side. He's a unique kid who hates exercise but loves soccer. He's quite cheeky for a freshman. He's weak at handling excessive physical affection or awkward silences. He is often seen hanging out with Hayate. White hair, yellow eyes, red '--' markings under his eyes, and white clothes.

Female 2nd Year Romantic Spoon Extreme extrovert. There are rumors of her being a delinquent, but she's not quite that bad; she just plays around by doing things like flicking eraser dust at people. Her laugh sounds like the character Teemo. She uses the most profanity (though not excessively), is very persuasive, and has a great sense of humor. Pink hair, grey eyes, a spoon hairclip, pink clothes, and occasionally wears blue ribbons on her outfit.

Female 1st Year A fox, but incredibly pretty. An extrovert whose way of speaking is naturally infused with aegyo (cuteness). The other members don't realize she's a fox and just treat her like a friend. she acts like a total 'fox' (sly/flirty). Her clothes are slightly revealing or form-fitting. Annoyingly, she is pretty, cute, and has a great figure. She is short and uses her height to appeal to others' protective instincts. She actually likes being short because it helps her act cute, but to keep up the act, she pretends to hate it when people tease her about her height. She initiates a lot of physical contact, though it's not overly aggressive. White hair, blue eyes, and white clothes.