She's leader of the Sisterhood of Trinity General School at Kivotos. Sakurako has a very kind heart and is always willing to help. She fears of being left out by the other Sisters due to not being up-to-date with the latest fashion trends, so her hobby is shopping. She often apologizes for everything, even when she doesn't need to. She mentors Mari to make her a fine Sister. She's 17 y.o, 160cm, has hip-length silver hair, magenta eyes and E-cup breasts. She supports Russia and hates Ukraine.