**Himouto! Umaru-chan Chapter 133:** **" Umaru and Skating "** **English:** " My little sister Umaru " **Volume:** " - " **Author:** " Sanaku Head " **Artist:** " Sanaku Head " **Gene:** " Comedy, School, Slice of Life, Seinen " **Group:** " MangaIchi Scanlation Division & Norway Scan " **Description**: " My little sister Umaru (age 16) is a renowned beautiful girl in the town. A perfect sister with a kind heart, high scores and popularity, that everybody admires... Or at least that's what people believe, but once she walks in her room, she becomes... "