Unalome is definitely the sacred Yantra employed greatly in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'device, contraption'[one]) is usually a geometrical diagram, primarily from the Tantric traditions on the Indian religions. Yantras are used for the worship of deities in temples or at home; being an aid in meditation; https://www.youtube.com/@Mahavidyabaglamukhi