护国四王 (護國四王) Hù Guó Sì Wáng

Hù Guó Sì Wáng proper noun Four Deva Kings / Four Heavenly Kings
Domain: Buddhism 佛教
Notes: Dhrtarastra, Virudhaka, Virupaksa, and Vaisravaṇa, Who watch over one cardinal directions of the world