The 1st season is available via streaming on Crunchyroll, while the 2nd season, Himouto! Umaru-chan R, is licensed by Sentai Filmworks and distributed via Amazon’s Anime Strike channel.
Himouto! Umaru-chan is directed by Masahiko Ohta and features animation by Doga Kobo.
Recently on her official Twitter feed, voice actress Aimi Tanaka gave fans a candid look at her work as the lead character in Himouto! Umaru-chan R with some behind-the-scenes photos revealing Tanaka’s method of conveying Umaru’s ravenous appetite.