[4][5] The band have grown an organic fanbase through live streams and the online publication of home-made music videos, which is unusual in Japan.
They released their debut studio album, Tomodachi wo Koroshite Made (友だちを殺してまで, 'To Kill a Friend'), on 10 March 2010, on the indie label Perfect Music, which is run by their management company of the same name.
[8] In 2011, the group performed the opening theme song for the Japanese anime series Ground Control to Psychoelectric Girl, titled "Os-Uchūjin" (Os-宇宙人, 'Os-Alien').
[10] The fictional movie Gekijōban Shinsei Kamattechan/Rock 'n' Roll wa Nariyamanai (劇場版・神聖かまってちゃん／ロックンロールは鳴り止まないっ, Ringing in Their Ears), revolving around a dramatized version of the band with the members played by themselves, was directed by Yu Irie and released by Spotted Productions in Japan on 2 April 2011.
[12] This was followed by the group's first major original single "Chie-chan no Seisho" (知恵ちゃんの聖書, 'Chie-chan's Bible') in October 2012, and the release of their fifth studio album, Tanoshiine (楽しいね, 'It's Fun'), on 14 November 2012.
[23] In an effort to promote the album, the members climbed Mount Fuji in costumed attire during a live broadcast on the streaming website TwitCasting, reaching the peak on 1 July.
[25][26] The song was released as the double A-Side single "Yūgure no Tori / Hikari no Kotoba" (夕暮れの鳥 / 光の言葉, 'Twilight Birds / Words of Light') under the Pony Canyon label in May 2017, with cover art illustrated by Attack on Titan manga artist Hajime Isayama.
[37] In an interview, Chibagin explained his decision to withdraw from the band as being the result of concerns over financial security, expressing his desire to find a stable source of income in order to support his family.
[42] The song was released as a digital single on 22 February 2021 under Pony Canyon Inc., with the cover art once again illustrated by Attack on Titan manga artist Hajime Isayama.
The band particularly drew attention for Noko's erratic behaviour during an August 2011 television appearance on TBS music program ComingSoon!
!, with host Masahiro Nakai described by media outlets as being "thrown off balance",[46][47] however they were invited back to the program for a second appearance in September 2011.