1. Documentary of Documental: Chapter 1

An interview with Matsumoto, looking back on seasons 1-3.

2. Documentary of Documental: Chapter 2

The previously un-aired pilot. Rules were quite different to what they are now, such as there was no time limit.

3. Joshimental: Season 1

4. Documentary of Documental 2: The Worst Battle Ever

5. Documentary of Documental 2: Pistol

6. Documentary of Documental 2: Abandoned Attack

7. Documentary of Documental 2: Forbidden Game

8. Joshimental: Season 2

9. Ikemental: Season 1