Komatsu’s knife: It is said in the play that this is an ordinary kitchen knife. He carries the knife used for cooking. The knife is carefully processed by Komatsu, and the blade is as beautiful as the glow of water soaked in water. Coco, Sani and Zebra, who were regarded as the Four Heavenly Kings, as well as Starkin, the deputy chef of the gourmet club, also praised his hard work.

Dragon Tooth Kitchen Knife: The second-generation Melk used the teeth of Dragon King Diroyus and the broken knife to create a new kitchen knife, which is extremely powerful and can kill high-level beasts. Despite Coco's correct guidance, he successfully removed the puffer whale's poison bag in only 7 attempts.

Yuemon's straight knife: Yuemon is the chief of the gourmet section, an uncle with an airplane haircut in the 0th habitat staff of IGO. His weapon is a straight knife. He is responsible for the direct passage from the human world to the gourmet world. He is an out-and-out capable person.