Meiko is a highly confident girl who is commonly seen around campus in a scanty outfit. Her reputation for being a sadist and a misandrist, Meiko has immense physical strength and is a capable combatant, using her physical abilities to loyally aid her best friend and superior Mari Kurihara, During her spare time, she completes a hundred or more squats and push ups, and she is capable of many brutal feats of strength. Meiko diligently yet strictly fulfils her guard duty over the male prisoners.