Himiko is a very cheerful girl, to the point of smiling even after having presumably killed someone, displaying sadistic tendencies, but it tends to stop when she is bored or annoyed. She blushes from excitement. She is mentally unstable and has a very twisted perception of love and friendship. She also has a comedic and childlike demeanor when faced with different situations. She has a very supportive side and cares greatly about her comrades. She is also prone to mood swings. She's a villain.