The first season consisted of eight regular episodes and two bonus episodes.

On Friday, September 14, 2012, a bonus episode of season one aired.

Each set features extensive special features including interviews, commentary, image galleries, bonus episodes and more.

In the case of the early-2000s releases, these episodes were packaged with those from the 1990s animated series as bonus episodes.

Some international releases included the bonus episode and the reunion episode.

The first four episodes of season four are included as bonus episodes on the region 1 and 2 releases.

After the ending credits of each episode, there was a short, humorous bonus episode.

Two bonus episodes were released with the fifth volume of the manga in January 2012.

It included Dancing in the Clouds as a bonus episode.

Full fight matches from the show air as bonus episodes on ESPN2.