Gintama: Shiroyasha Koutan
English name: Gintama: Jump Festa 2008 Special
Genres: Action, Comedy, Sci-Fi
Type: Special, Episodes: 1
Aired: Sep 21, 2008
Studio: Sunrise
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
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.