The Promise

The Promise was made to Rokugani humankind by all the Kami when they founded the Emerald Empire. After it was swore, they proceeded with the Tournament of the Kami to decide who would be the Emperor.

Promise
""We will teach you (he ways of the world and we will protect you from the evils of the world. Serve us with mility and obedience and we will keep this promise.""

- Children of the Moon and Sun

Unicorn Clan
Every Unicorn samurai renewed The Promise each year during the annual festival commemorating Shinjo's departure from Rokugan.