Katsuzo was a citizen of Wano Country. He died 41 years before the present day, and his cremated body was used by Kozuki Oden to cook a pot of oden.[1]
Nothing is known about Katsuzo's life aside from the fact that he fathered a son. He died 41 years ago of unknown causes.[1]
Postmortem
Katsuzo's body was taken to the crematorium to be cremated, and his body burned until a skeleton and ashes remained. However, his cremation became notable as Kozuki Oden used it to cook a pot of oden, and after Oden was finished eating, he left his sake gourd on Katsuzo's funeral pyre.[1]