Aoi Nami

Sora's twin sister who looks identical to him. When they were children, she'd often pretend to be Sora. Even through they look alike, their personality are polar opposites. Unlike the quiet and well demeanored Sora, she has a strong and stubborn attitude. She often forces Sora to cosplay for her own amusement. She's secretly in love with Kana. In spite of this, she's actively trying to get Kana and Sora together.