Shuutai Youhei

Visual Novel Version: An officer in the sequel, Shin Koihime Musō. Despite her small size she's a skillful warrior, wielding a sword that's as long as she is tall. She's quite fond of cats. She develops a huge crush on Kazuto, to the point of blushing profusely when the other members of the Wu faction tease her about it. (Source: Wikipedia)