Janken Boy Is Coming! (ジャンケン小僧がやって来る! Janken Kozō ga Yatte Kuru!) is the nineteenth story arc in Diamond is Unbreakable.

It narrates the high-stakes rock-paper-scissors match between Rohan and Ken Oyanagi, a boy Stand User who steals Stand Power through the game.


Rohan is challenged in a series of games of rock-paper-scissors by Ken Oyanagi, user of the new Stand Boy II Man. Rohan refuses but Ken harasses him into accepting a game. On the verge of losing, Rohan manages to use Shizuka's power to make things invisible to save himself. He then completely defeats Ken in their game of rock-paper-scissors fair and square.




Anime Episodes

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