ジョーカー・ゲーム 「黒猫ヨルの冒険」 Joker Game「The Adventures of the Black Cat Yoru」is an original animation special episode, included in the Blu-Disc box sets of Joker Game. It was aired on July 27, 2016 to Sep 28, 2016, with a duration of 4 minutes per episode. It focuses on a black stray cat who just lived around the area who ended up going to the D-Agency, it happened that it saw a group containing three people planning to get the agency go down. Will Yoru be able to save them?
Characters in order of appearance