Gintama: Shiroyasha Koutan
English title: Gintama: Jump Festa 2008 Special
Japanese title: ジャンプアニメツアー 2008 白夜叉降誕
Type: Special
Episodes: 1
Source: Manga
Genres: Action, Comedy, Sci-Fi
Studios: Sunrise
Duration: 10 min
Rating: PG-13 - Teens 13 or older

According to Aniplex, a 10min short anime of Gintama "Shiroyasha Koutan" will be released on September 30th. It was shown at Jump Super Anime Tour 2008 and had never been released as a DVD.

It's a trailer of an imaginary Gintama movie. Gintama OVA shown at Jump Anime Tour '05 is also included in the DVD.