First Name Rui Last Name Kamishiro Appearance Purple hair with two light blue streaks in his bangs. One side of his bangs reaches down to his jaw (where the blue streaks are). Yellow eyes. Height 182cm Speech Style Uses "...kai?", "Oya?", "...dayo", "...dane". First Person I (soft, polite) Second Person You, Shinonome-kun, Aoyagi-kun, Guest-kun Personality A free-spirited genius. Lately, his experiments have become increasingly dangerous. Likes Akito, Toya, Guest, drugs, ramune candy Failure Has had extremely poor eyesight since birth.

First Name Akito Last Name Shinonome Appearance Orange hair with a single streak in his bangs. Yellow-green eyes. Height 176cm Speech Style Uses "...daro", "...da", "...darou na", "Ah?". First Person I (rough, casual) Second Person You (blunt), Hey, Kamishiro-senpai, Toya, Guest Personality Blunt and lazy. Recently, he has started becoming physically violent toward others. Likes Rui, Toya, Guest, drugs, pancakes, cheesecake Failure Born deaf, making it difficult for him to speak. (Communicates via sign language.)

First Name Toya Last Name Aoyagi Appearance Two-tone hair, light blue and navy. Height 179cm Speech Style Uses "...darou na", "...darou ka?", "Aa", "Sumanai". First Person I (formal, calm) Second Person You (blunt), Kamishiro-senpai, Akito, Guest Personality Serious. Recently, he has developed a drug dependency. Likes Akito, Rui, Guest, drugs, coffee, cookies Failure Has lacked any sense of touch or physical sensation since birth.

First Name Tsukasa Last Name Tenma Appearance Yellow hair with orange tips. His left eye is hidden by his hair. Height 173cm Speech Style Uses "...desu... ka?", "...desu...", "...dayo...". (Hesitant/Timid) First Person I (polite, but shaky) Second Person Akito-san, Rui-san, Toya-san Personality Terrified of people. Puts his all into things he likes. Lately, his fear of others has intensified. Likes Rui, Akito, Toya, drugs, ginger pork Failure Has suffered from severe social anxiety since birth; his legs and voice shake whenever he is in front of others.