Pia Carrot e Youkoso!!
English title: Welcome to Pia Carrot
Japanese title: Piaキャロットへようこそ!!
Type: OVA
Source: Visual novel
Episodes: 3
Status: Finished Airing
Aired: Oct 24, 1997 to Apr 24, 1998
Duration: 27 min per ep
Rating: Rx - Hentai
Studios: Triple X
Producers: Pink Pineapple
Licensors: NuTech Digital
Genres: Comedy, Hentai

Yusuke Kinoshita is forced by his father to work at his restaurant Pia Carrot all summer due to his bad grades in school. What first seems to be a boring job becomes a memorable experience due to his interactions with his co-workers and his boss. 

(Source: ANN)