貼りまわれ! こいぬ

The story of the series follows Koinu, a serious-minded dog who goes to work one day only to find that his company has gone bankrupt. At a loss, Koinu takes a job from a mysterious recruitment agent and is hired to paste dog stickers all over the city. Even though he doesn't understand the purpose of this strange assignment, Koinu works hard every day at his new employment.

(Source: Crunchyroll)