One Piece: Episode of East Blue is a special anime that premiered in summer 2017, produced by Toei Animation.

About the production: the story comes from a manga, there is 1 episode of about 106 minutes and its current status is "finished".

Its main genres are action, adventure and drama, with themes such as Pirates, Shounen, Super Power and Ensemble Cast.

On AniList, One Piece: Episode of East Blue has an average score of 76%, a very good score, and appears on 15,025 users' lists.

The special will be a completely new work, featuring reanimated scenes from the beginning of the series through when the crew enters the Grand Line. The special is commemorating the manga's 20th anniversary, and will also feature anime versions of the original manga's chapter cover stories as part of the special's ending credits. The staff haven't yet clarified which cover story or stories will be animated. Additionally, the anime will feature a special 20th anniversary commemoration version of the original opening theme song "We Are!". (Source: Anime News Network)

Official synopsis from AniList.