Mentaiko Means "walleye pollack roe" in English, but he uses it as a swear word Konbu Means "kelp," but he uses it as a greeting Tuna Tuna Means "tuna fish," but he uses it to tell people to look in a certain direction Tuna Mayo Means "tuna mayo," but he uses it to urge a person to talk Ikura Means "caviar," and he uses it as an expletive Mustard leaves Means "I'm on it," or he uses it to express concern Fried Tofu Pouch He uses it for exclamations Plum He uses it as a harmless placeholder