Base: Mermaid Island Type: Extar (A-virus) Eye Color: Brown Hair Color: Brown Hair Style: Small Pigtails Ichiha Shirasu (白州 いちは Shirasu Ichiha) is a student who was transferred to Mermaid Island long before Mamori Tokonome and Mirei Shikishima. She is the Extar of Kibami Saejima. Nothing is known about Ichiha except she is a masochist (a person who derives sexual gratification from their own pain or humiliation). (Source: Valkyrie Drive Wiki)