Unalome is definitely the sacred Yantra applied broadly in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'machine, contraption'[one]) is often a geometrical diagram, predominantly in the Tantric traditions of the Indian religions. Yantras are employed for the worship of deities in temples or at home; being an help in meditation; https://www.youtube.com/@Mahavidyabaglamukhi