Working!!

Working!!, released in English territories as Wagnaria!!, is a Japanese four-panel comic strip manga series written and illustrated by Karino Takatsu. 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. In North America, the first two anime seasons are licensed by NIS America while the third is licensed by Aniplex of America.

The series is a spin-off of an earlier webcomic also titled Working!!, and later published in print form as Web-ban Working!!, set in another Wagnaria restaurant and following a different group of characters. It was adapted into an anime series titled WWW.Working!! in 2016. It is licensed by Aniplex of America.

Plot
Set in a family restaurant in Hokkaido, the northern prefecture of Japan, 16 year old high school student Takanashi Souta works part-time along with his strange co-workers: Taneshima Popura, a high school girl who's a year older than Souta who's easily mistaken for an elementary/middle schooler, and Shirafuji Kyoko the 28-year old store manager who doesn't bother to do any work at all.

Official

 * Square Enix's Official Website
 * Anime's Official Website
 * NIS's Official Website

Other Sources

 * Wikipedia
 * Anime News Network (Manga)
 * Anime News Network (Anime's 1st Season)
 * Anime News Network (Anime's 2nd Season)