ARIA The ORIGINATION: That Little Secret Place... is a special anime that premiered in summer 2008, produced by Hal Film Maker.

About the production: the story comes from a manga, there is 1 episode of about 24 minutes and its current status is "finished".

Its main genres are comedy, fantasy, sci-fi and slice of life, with themes such as Iyashikei and Female Protagonist.

On AniList, ARIA The ORIGINATION: That Little Secret Place... has an average score of 77%, a very good score, and appears on 7,631 users' lists.

Special episode based on chapter 39 (or Navigation 39) entitled "The Secret Place". Its action takes place between episodes 5 and 6 of Aria the Origination. Akari and President Aria take a walk in the eastern part of Neo-Venezia. They are spotted by Akatsuki, who follows them to try to greet Akari. They eventually end up at St Mark's Basilica, where Akari has a secret place, which is discovered by Akatsuki, Aika, and Alice. (Source: Wikipedia)

Official synopsis from AniList.