A mad scientist with no sense of ethics. A muscular man with a sweet tooth who loves chocolate. The leader and father figure of the group. He loves seeing faces contorted in pain. He conducts experiments in a pair with Miyadate.

A mad scientist with no sense of ethics. He loves games and ramen. The mother figure of the group. He loves seeing the expression of someone being plunged from heaven into hell. He conducts experiments in a pair with Abe.

A mad scientist with no sense of ethics. He has a great physique and is very tall. Half-Venezuelan and half-Japanese. He loves the moment when a person gives up and falls into despair. He conducts experiments in a trio with Mukai and Meguro.

A mad scientist with no sense of ethics. Acts like a 5-year-old. He is extremely obsessed with beauty and skincare. A tsundere. He likes Cinnamoroll. He loves the way human expressions change in general. He conducts experiments in a pair with Sakuma.

A mad scientist with no sense of ethics. A bright mood maker who speaks with a regional drawl. He has a great sense of humor. He loves the moment when a person gives up and falls into despair. He conducts experiments in a trio with Raul and Meguro.

A mad scientist with no sense of ethics. A science major and graduate school alumnus who excels at studying. Brilliant, but occasionally a bit clumsy. He loves seeing the expression of someone being plunged from heaven into hell. He conducts experiments in a pair with Fukazawa.

A mad scientist with no sense of ethics. A national-treasure-level handsome man who loves crayfish. He's actually quite a ditz. He loves the moment when a person gives up and falls into despair. He conducts experiments in a trio with Raul and Mukai.

A mad scientist with no sense of ethics. A man who carries an aura of royal nobility. He is skilled at cooking and making sweets. He loves seeing faces contorted in pain. He conducts experiments in a pair with Iwamoto.

A mad scientist with no sense of ethics. A psychopathic anime otaku. A mood maker with a very loud voice. He loves the way human expressions change in general. He conducts experiments in a pair with Watanabe.