Himouto! Umaru-chan (Japanese:干物妹!うまるちゃん,Hepburn:Himōto! Umaru-chan[a]) is a Japanesemanga series written and illustrated bySankakuhead [ja]. After twoone-shot chapters published inShueisha'sseinen manga magazineMiracle Jump [ja] in 2012, the manga was serialized inWeekly Young Jump from March 2013 to November 2017, with its chapters collected in 12tankōbon 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. Ananime television series adaptation aired from July to September 2015. A second season titledHimouto! Umaru-chan R aired from October to December 2017.
Umaru Doma is a high school girl living with her older brother Taihei. At school, Umaru appears to be the ideal student with good looks, top grades and many talents. However, she transforms into a kid-sized layabout, and spends time at home having a food and video game addiction, much to Taihei's dismay. Throughout the series, Umaru uses her alternative personality to make friends with others. She buys wanted things for herself, but is forced to get needful things for Taihei.
A second-year high school girl with beautiful looks, top grades and excellence in everything. She has asecret lifestyle at home,[6]Ch. 2 wearing a hamsterhoodieCh. 4 and being a fan ofotaku.[7] While indoors, she is drawn in achibi manner,Ch. 1 later calling herself Komaru (Umaru's sister) when Kirie catches her in the persona.Ch. 19 She lives with her brother Taihei. She wears a cap while at theamusement arcade, where she is a well-known gamer who goes by theinitials UMR.Ch. 12 She wears a mask to hide her identity from Sylphinford.Ch. 51, 56
Umaru's older brother working at the company.Ch. 14, Vol. 3 extra He lives in a1DK apartment.Ch. 77Ep. 2 The siblings move in a year before the series.Ch. 1 He is described as having a kind and methodical personality. He reprimands Umaru for being lazy.[8]
Umaru's buxom classmate living in the ground-floor apartment near the siblings. She is often referred by her surname. She is very shy,[7]Ch. 2, 8 and is originally fromAkita Prefecture, occasionally reverting to dialect when she is nervous. Because of her breasts, she has a lack of confidence as people look at her. The first person to look her in the eyes is Taihei, whom she later has a crush onCh. 13 and gets flustered whenever he gives her compliments.Ch. 32 Nana's brother works at a restaurant in Tokyo. Taihei suspects he might have met him on his business trip.Ch. 98 She appears in the spin-off manga "Akita Imokko! Ebina-chan" (秋田妹！えびなちゃん,lit. Akita Native Little Sister Ebina), after having placed first in aNiconico Seiga poll among other characters.[11]
One of Umaru's classmates. She is very openly competitive, and considers Umaru a rival in academics and sports.[7]Ch. 2, 16 She becomes friends with one of Umaru's personas, UMR, with hopes of beating her at school,Ch. 56, 65 and later gets along with her friends.Ch. 82-84 She is half-Japanese and German.Ch. 77
A classmate and a petite girl with frightening eyes to scare others.Ch. 18 She is shy and has a great admiration for Umaru.[7] She becomes friends with Komaru, thinking she is her sister. She is a servant calling her Master.Ch. 18-20 She considers Ebina a rival for Umaru's affection.Ch. 25 She is a member of the swim club,Ep. 1, 3 and is good at other sports like tennis.Ep. 4 She aspires to be apicture book author.Ch. 93
Kirie's brother with anafro.Ch. 34 His nickname is Bomber (ぼんば,Bonba).Ch. 14 He likes to slack off at work.Vol. 1 extra, 22, Vol. 3 extra He and Taihei became friends since high school, but he was not as studious.Ch. 57 He gets jealous when sees Taihei hanging out with the girls, but when he meets Komaru, he feels she is cute too. He tries to interact with Kirie, but she gets annoyed from him.Ch. 34 When he meets Umaru in her outdoor persona and Ebina, he becomes very nervous and shy. He thinks Komaru and Umaru are two different people, and cannot recognize his sister during the trip.Ch. 66-67
Sylphinford's brother. He works in Taihei's department.Ch. 14 He is part German and has relatives from Europe.Ch. 15 He enjoys playing video games.Ch. 51, 52 He knows of Umaru's dual personality.Ch. 71 He later reveals that when he was in middle school, he was a shut-in. He later moved to Japan to work with Kanau.Ch. 111
Kanau Kongou (金剛 叶,Kongō Kanau) is the boss of Taihei, Bomber, and Alex, described inYoung Jump magazine as beautiful and excellent.[12] She met Taihei and Bomber at high school ten years ago.Vol. 1 extra, 96 She is very fond of Taihei,Ep. 5 but gets annoyed by Bomber. Kanau is a single person and living on her own.Ch. 41 extra Umaru becomes upset of her. Taihei reveals that she is the daughter of the president, a year younger than Taihei, and that they attended different classes.Ch. 96,Ep. 17 She has a younger sister Hikari.Ch. 125
A top student from the Gifted Youth Program with a hairpin[b] and Kanau's sister.Ch. 125 It is hinted that she interacted with Taihei, before knowing the set of constellations that he tried to show Umaru.Ch. 107-108 She refers to Taihei as a big brother.Ch. 125
On December 20, 2025, Sankakuhead released a video in which he stated that the manga was inspired by his younger sister, as well as other aspects of his life, such as his hamsters. His sister served as the model for Umaru, who fell ill between the publication of the sixth and seventh volumes (both released in 2015). She died sometime between the publication of the tenth and eleventh volumes (both released in 2017). He noted that working on the manga and attending the wrap-up celebrations for the first season of the anime, which occurred days after her death, was particularly difficult. However, he later continued work on the eleventh and twelfth volumes in her memory.[14]
Written and illustrated bySankakuhead [ja], two-one-shot chapters ofHimouto! Umaru-chan were first published inShueisha'sseinen manga magazineMiracle Jump [ja] on August 16 and October 16, 2012.[15][16] It was later serialized inWeekly Young Jump from March 14, 2013, to November 9, 2017.[17][18][19] Shueisha collected its chapters in twelvetankōbon volumes, released from September 19, 2013, to December 19, 2017.[20][21] Following the series' ending, it was announced that series would continue with a sequel, titledHimōto! Umaru-chan G, which ran inWeekly Young Jump from November 30, 2017, to April 19, 2018.[22][23] A singletankōbon volume was released on July 19, 2018.[24]
Aspin-off manga series,Himouto! Umaru-chan S, was published onNiconico Seiga andTonari no Young Jump, from March 20, 2014, to July 27, 2015.[26][27][28] Shueisha released a singletankōbon volume on August 19, 2015.[29] Another spin-off manga series,Akita Imokko! Ebina-chan (秋田妹！えびなちゃん;lit. Akita Native Little Sister Ebina), focuses on Nana Ebina, after the character ranked first on aNiconico Seiga's popularity poll,[11] was published onTonari no Young Jump, "Yanjan!",Niconico Seiga, and other platforms from December 7, 2015, to September 19, 2017.[30][31] Twotankōbon volumes were released on November 18, 2016, and December 19, 2017.[32][33]
Ananime television series adaptation is produced byDoga Kobo.[7] It was directed byMasahiko Ohta, written by Takashi Aoshima, with the character designed by Aya Takano, and Yasunori Ebina served as the sound director.[7][57] It aired onAsahi Broadcasting Corporation from July 9 to September 24, 2015.[58][59] The opening theme is "Kakushin-teki Metamarufōze!" (かくしん的☆めたまるふぉ〜ぜっ！,lit. Core Basis: Metamorphosis!) performed by Aimi Tanaka, and the ending theme is "Hidamari Days" (ひだまりデイズ,Sunshine Days) performed by Tanaka, Akari Kageyama, Haruka Shiraishi, and Yurina Furukawa. Anoriginal video animation was bundled with the manga's seventh volume on October 19, 2015, with another to be bundled with the tenth volume of the manga in Q2 2017.[60] In theWeekly Young Jump magazine's 20th issue of 2017, a second season of the anime series,Himouto! Umaru-chan R, was announced for fall 2017 with the same cast.[61] The opening theme is "Nimensei Ura Omote Life!" (にめんせい☆ウラオモテライフ！) performed by Tanaka, and the ending theme is "Umarun Taisou" (うまるん体操), performed by Tanaka, Kageyama, Shiraishi, and Furukawa.
The series was simulcast worldwide byCrunchyroll.[62] It was licensed bySentai Filmworks in North America.[3] The second season was simulcast onAnime Strike[63] andHidive.[64] It later streamed on AnimeLab in Australia and New Zealand.[65] On September 27, 2017, Sentai Filmworks has announced that they have licensedHimouto! Umaru-chan R.[66] AfterSony acquired Crunchyroll, the series was removed from the streaming service on March 31, 2022.[67] In the United Kingdom,MVM Entertainment licensedHimouto! Umaru-chan R.[68] In the Philippines, the series aired in Tagalog on theHero andYey!pay television channels.[69][70]
APlayStation Vita sister-raising simulation game developed by FuRyu, titledHimōto! Umaru-chan: Himōto! Ikusei Keikaku (干物妹！うまるちゃん ～干物妹！育成計画～; lit. "Himōto! Umaru-chan: Himōto! Training Plan"), was released on December 3, 2015.[71]
^Sankakuhead (December 20, 2025).【閲覧注意】今まで一度も話した事の無いうまるちゃんの連載中に起きた悲しい話【妹の話】 [【Viewer Discretion Advised】A Sad Story That Happened During the Serialization of Umaru-chan, Who I've Never Talked About Before【About My Little Sister】] (in Japanese).Archived from the original on December 21, 2025. RetrievedDecember 22, 2025 – viaYouTube.
^『干物妹！うまるちゃん』アニメ公式サイト (in Japanese). Archived fromthe original on January 14, 2016. RetrievedJuly 16, 2015.ABC： 7月8日より 毎週水曜26:14～ (ABC: July 8 than every Wednesday 26: 14 ~)
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