5656! - Knights' Strange Night is an anthology of five short stories featuring characters from the Etsusa Bridge series.
It was published in November 2008 and is 340 pages long.
- Color Pages + Entrance
- Episode One: Dog vs. Dog
- Episode Two: Sleep=Death
- Episode Three: Bow? Wow!
- Episode Four: Lips x Lips
- Episode Five: 1 & 1
- 5656! stands for gorororo, which is the Japanese onomatopoeia for rolling about (as an animal might). In Japanese, go means five and roku means six.
- The episode titles above are approximate translations.