SHIN-EI動畫
, also known by the abbreviation , is a Japanese manga series written and illustrated by Asato Mizu. It depicts slice of life stories about a group of characters who work in a fictional "doujin" shop called , a reference to the real-life "doujin" shop . It was serialized in Media Factory's "Comic Flapper" magazine from June 2011 to November 2017. A drama CD was released in August 2013. An anime television series adaptation produced by Shin-Ei Animation aired from October to December 2014.