Umeko Tanaka

Umeko Tanaka, also known as System, is a supporting character in Inō Battle wa Nichijō-kei no Naka de. She was created by the F organization to break the balance of the Fairy War, but later became a member of Hajime Kiryū's clique. Her ability called White Rulebook, allows her to use any power the situation calls for. When Umeko first was introduced, she was seen having red eyes and long, messy, dark purple hair and wearing a light green crop top along with short light green trousers. However, after joining Fallen Black, Aki Natsu gave her new clothes and changed her hairstyle. She now has s...