Children of the Emperor
Lord Setai is the Advisor to the Emperor. He has two main duties. In court he is expected to have an extensive knowledge of Imperial politics and personalities.
He is also sent out of court to gather information for the Emperor. In the adventure Tournament of the Ancestors he is sent to the Temple of Ancestors to get advice from Abbess Izuna regarding the death of the houou and how the Imperial Court should react.
When any Imperial personality travels to a location they are entertained with a festival which includes a tournament. The personality is expected to give an audience to the winner of the tournament.