Ryuuma Shimotsuki

Affiliations: Thriller Bark Pirates; Wano Country (prior to death); Shimotsuki Family
Origin: Grand Line (Wano Country)
Residence: Wano Country (prior to death); Thriller Bark (Post-Mortem)

Ryuuma was a legendary samurai from Wano Country who was turned into a General Zombie by Gecko Moria hundreds of years after his death. He is the same Ryuuma from Oda's previous one-shot manga, Monsters. His corpse previously possessed Brook's shadow to animate him while on Thriller Bark.