Himari Takakura

Himari Takakura (高倉 陽毬 Takakura Himari) is the younger sister of the Takakura siblings, Kanba and Shōma. Shoma and Kanba's younger "sister". She was told by doctors that she didn't have long to live, and even lost her life once - only to be revived by the mysterious power of a penguin hat.