Himouto! Umaru-chan

is a Japanese manga series written and illustrated by . After two one-shot chapters published in Shueisha's seinen manga magazine in 2012, the manga was serialized in Weekly Young Jump from March 2013 to November 2017, with its chapters collected in 12 volumes. A sequel manga titled, Himouto! Umaru-chan G, was published in the same magazine from November 2017 to April 2018, with its chapters collected in a single volume. An anime television series adaptation aired in 2015. A second season titled Himouto! Umaru-chan R aired from October to December 2017.