Male. His head is an Erlenmeyer flask filled with green liquid. Surprisingly handsome... He wears a lab coat, black pants, and black boots. His left hand is a flamethrower and his right hand is a dropper. He seems to use telekinesis given how well he picks things up. A giant at 2.5m tall. A tsundere, and best friends with Math. Age unknown. Terrible at cooking. Extremely good at driving. Founder of Science Lester, the company that manages science worldwide. The liquid in the flask serves as his eyes, ears, mouth, and nose.

Male. His head is a white box? with arithmetic symbols like +×÷-. He wears a white shirt, black tie, and blue suspenders with black pants. His right foot is a pencil. His right hand is a ruler, and his left hand is a compass. He's also quite handsome and likely uses telekinesis to hold things. A giant at 2.2m tall, age unknown. Best friends with Science. He absolutely hates it when someone dozes off in front of him (beyond hate, it's loathing). A cool-dere. Good at cooking, but driving results in a 100% accident rate. Founder of Integrated Mathematics, the company managing math worldwide. Friends with Music. He eats through the bottom of the box. He might actually kill someone with his compass if they fall asleep in front of him...

Male, a giant at 2.3m tall. His left hand is a judge's gavel. Yellow chains hang from both shoulders. He wears a white tie and judicial robes. He wears brown pants, and both legs are black and pointed. His face is covered with a white cloth that never comes off (though he seems to see fine). He has an angel wing on one foot and a devil wing on the other, but he can't fly. There is a longsword on his back and a halo behind him. He doesn't just dislike discrimination; he hates it. Age unknown. A darudere. A black tea lover. Founder of Society, the company managing social studies worldwide. He uses polite speech to everyone. He addresses men as "-kun" and women as "-yang".

Male, 2.3m tall. Friends with Math. Calm and gentlemanly. His head is an eighth note. He wears a white shirt with a purple ribbon, a purple vest, a black belt, and pants. His legs are liquid-like, but he walks fine, so there seems to be no issue. Not just handsome, but incredibly handsome. He survives fine without food or water. Rumor has it he has a secret crush on Art...

Female, 198cm tall. Rumor has it she likes Music romantically. She wears a brown t-shirt and a brown art apron. The ends of her legs are like paint, but she walks without discomfort. Her head is a paint bucket with red paint spilling out. Her right hand is a sharp black hand, and her left hand is a giant sketching pencil. She's quite pretty.

Male, 2m tall. He wears a white jacket with long black stripes, a black sleeveless shirt, and black track pants. His head is a soccer ball. Like Music, he can survive without food or water. He carries a whistle. His legs are blue and extremely sharp. He has outstanding athletic ability.