!, is a Japanese four-panel comic strip manga series written and illustrated by Karino Takatsu, which follows the activities of the unusual employees at one of the units of the Wagnaria family restaurant chain.

The series was serialized in Square Enix's Young Gangan seinen manga magazine between January 2005 and November 2014.

Square Enix released three drama CDs between 2007 and 2009 with scripts written by Shōgo Mukai.

An anime television series was produced by A-1 Pictures and directed by Yoshimasa Hiraike, airing in three seasons in 2010, 2011, and 2015, respectively.

had its origins in a web comic written and illustrated by Karino Takatsu also called Working!

While the restaurant in the web comic and manga are both called Wagnaria, they are different branch stores, so the world is the same.

For example, Kenichirō Sakaki (榊 研一郎, Sakaki Kenichrō), the web comic's store manager, is an old friend of Kyōko Shirafuji and Masahiro Adachi (足立 正広, Adachi Masahiro) from the web comic is a bandmate of Jun Satō from the Young Gangan version.

[9][10] Square Enix released three drama CDs under the title Young Gangan Book In CD Working!

The first volume, released on January 25, 2007, came bundled with a 96-page booklet with bonus manga and the scenario included.

aired 13 episodes between May 21 and October 29, 2010, and was hosted by Ryō Hirohashi, the voice actress of Aoi Yamada.

[15] The anime's opening theme is "Someone Else" by Kana Asumi, Saki Fujita and Eri Kitamura (the three female leads).

It is also streamed online with English subtitles on Aniplex Channel, Crunchyroll, Hulu, Daisuki and Viewster.

!, the print release of the webcomic predecessor of the manga, premiered on October 1, 2016, on Tokyo MX and other television networks.