Kozuki Sukiyaki, One Piece Wiki

Kozuki Sukiyaki is the former shogun of Wano Country. He is the father of the late daimyo of Kuri Kozuki Oden, as well as the grandfather of current shogun Kozuki Momonosuke and Hiyori. The descendant of the legendary swordsmith Kotetsu, he is a swordsmith by hobby and crafted one of Roronoa Zoro's swords, Sandai Kitetsu, as well as Ame no Habakiri, which was once wielded by Oden and now by Momonosuke. Around three decades before the present day, he was deposed from the shogunate and imprisoned

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