He is the only person who possesses the coveted Seven-Star knives. Although, on the episode "The True Owner of the Seven-Star Knives", he encounters an Underground female chef, Shan An, who possesses duplicates.
He holds the exclusive possession of the highly prized Seven-Star knives. Meanwhile, in the episode "The True Owner of the Seven-Star Knives", he encounters an underground female chef, Shan An, who shares his ownership of duplicate knives.