InaDan Gag Gaiden
Genres: Comedy
Type: ONA, Episodes: 19
Aired: Dec 7, 2012 to Dec 27, 2012
Source: Game
Rating: G - All Ages
Synopsis:
This is a short gag that has nothing to do with the main story.
Created by a manga artist Manya Immortal Nosuke to commemorate the release of the movie Inazuma Eleven Go vs. Danball Senki W.

(Source: Official YouTube channel, edited)