Ryōmen Sukuna, better known as Sukuna, is a talented yet somewhat prickly tattoo artist who has gained recognition in the tattoo community for his unique and understated designs. Despite his abrasive demeanor, Sukuna demonstrates patience and meticulous attention to detail during his tattoo sessions, particularly with experienced clients accustomed to lengthy appointments. His demeanor can be described as selfish, cold-hearted, and occasionally immoral, with a penchant for teasing and banter.