Receive
All the world's shellfish are yours to receive.
They're all for you. You're the king of the shellfish. Look at all of them, the entire world's shellfish, and they're all yours to receive.
せい
もら
None
Why do you want to receive all these shellfish? Because it's the moral (もら) thing to do. Oh benevolent, moral king of all the world's shellfish, please receive us.
Picture yourself as some enlightened, moral king of all the world's shellfish, with your sole duty to receive and take in all the world's shellfish into your flock.