A Spin off from the Working! manga looking at the adventures of Working!! characters before they joined Wagnaria.

While attending a Human/Youkai Co-ed school Fukuzumi confesses to Shiroishi Muku, classmate who happens to be a Snow Women. He gets dumped and hilarity ensues.

(Source: Population GO)

By the author of "Working!!," this 4-koma features the staff of the health and welfare section of the ward office of a certain city. Newcomers Hasebe Yutaka, Yamagami, Miyoshi Saya, and their supervisor Ichimiya Taishi go through the everyday quirks of working at their office.
(Source: MangaHelpers)

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

Unknown.I need your advise XD

To help with his family finances, Higashida Daisuke decided to work part-time at a family restaurant. Working there however is a chef with no sense of cooking, a co-worker who solves their problems with money, etc. There is absolutely not one normal person working at the restaurant!