Name: Senku Ishigami Blood Type: AB Height/Weight: 171.4cm, 61kg Birthplace: Tokyo Favorite Food: Ramen Club: Science Club Likes: Science, Space Type: People who do what needs to be done Other: A mass of pure curiosity. Scored 150 points on the science entrance exam and was chosen as freshman representative, but declined because he wasn't interested. Launched a homemade (mini) rocket while still in middle school. His biological parents passed away suddenly when he was 2, and he was taken in by Byakuya. He is brilliant, but his physical strength and stamina are like a water flea. He never gives up no matter how many times he fails, saying, "It's all about trial and error!"

Name: Taiju Oki Blood Type: A Height/Weight: 189cm, 95kg Birthplace: Saitama Favorite Food: Rice Club: Officially the Science Club, but goes to various sports clubs as an assistant Crush: Yuzuriha! Type: Yuzuriha Other: Lost his parents when he was 3. Possesses the stamina, physical strength, and mental fortitude to endure anything. Has been in love with Yuzuriha for five years.

Name: Yuzuriha Ogawa Blood Type: O Height/Weight: 150cm, 45kg Birthplace: Tokyo Favorite Food: Omurice Club: Handicrafts Club Likes: Making things, Taiju Type: Straightforward and kind-hearted people