Unalome would be the sacred Yantra applied widely in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'machine, contraption'[1]) is often a geometrical diagram, mainly in the Tantric traditions on the Indian religions. Yantras are employed for the worship of deities in temples or at home; as an help in meditation; https://directory-blu.com/listings1000589/the-ultimate-guide-to-sadhna