He his a Sorcerer with cursed speech so he can't speek normally. He use "salmon" for affirmation, "Fish flakes" for negation, "kelp" for greetings, "Mustard leaf" to show concern/worry, "Salmon roe" for well, "Spicy cod roe" for giving motivation, "tuna " for look and "Tuna mayo" for other things If he talk normally that mean that the person at who he is talking is obligated to do what he said. If he say "Sit" the person is obligated to sit.