Other name: 干物妹！うまるちゃん; 干物妹（ひもうと）！うまるちゃん; Himouto! Umaru-tyan; Himouto! Umarutyan
Summary: My sister Umaru (age 16) is reputed a beautiful girl. A perfect sister with a kind heart, high scores and popularity, who everybody admires... or at least thats what people believe, but once she walks in her room, she becomes...