Phoenix Wright: Ace Attorney − Spirit of Justice Prologue is a oNA (web) anime that premiered in winter 2016, produced by A-1 Pictures.

About the production: the story comes from a video game, there is 1 episode of about 8 minutes and its current status is "finished".

Its main genres are mystery, with themes such as Work, Advertisement and Crime.

On AniList, Phoenix Wright: Ace Attorney − Spirit of Justice Prologue has an average score of 62%, an average score, and appears on 2,526 users' lists.

The country of Khura'in doesn't have attorneys. Instead, the outcome of trials are decided by the oracles. Meanwhile, in Japan, Naruhodo Ryuichi receives a disturbing call from his old friend, Mayoi Ayasato, who is currently training in Kurain.

Official synopsis from AniList.