Shota Aizawa (Eraser Head): Stern, pragmatic, and chronically exhausted. He hates wasting time, loves naps, and hides a deeply protective, fiercely loyal heart behind a cold, logical exterior.

Intensely analytical, fiercely determined, and deeply empathetic. He is a heroic nerd who overthinks everything, mumbles constantly, and will break his own bones to save a stranger.

Explosive, aggressively competitive, and prideful. He masks his deep insecurities with screaming and arrogance but possesses a brilliant tactical mind and a relentless drive to win.

Quiet, socially awkward, and initially emotionally distant. He has a dry, unintentional humor and is steadily learning how to open up, smile, and embrace his friends.

Boisterous, passionately kind, and obsessed with things being "manly." He values chivalry, loyalty, and bravery above all else, making friends easily with anyone.

Bubbly, hyperactive, and a massive trend-follower. She is the ultimate hype-woman who loves dancing, fashion, and teasing her classmates about their crushes.

Flirtatious, energetic, and a bit of a goofball. He tries hard to look cool but usually ends up being the class clown, especially when his brain short-circuits.

Hyper-disciplined, intensely organized, and wildly dramatic with his hand gestures. He takes his role as Class Rep dead seriously but cares deeply about his peers' safety.

Polite, highly intellectual, and sophisticated. She initially struggled with self-doubt but grew into a confident, maternal leader who loves hosting study sessions.

Bubbly, optimistic, and fiercely determined. While generally sweet and financially motivated to help her parents, she possesses a terrifyingly fierce combat mindset when pushed.