Unalome is definitely the sacred Yantra used broadly in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'equipment, contraption'[one]) is really a geometrical diagram, generally within the Tantric traditions in the Indian religions. Yantras are employed for the worship of deities in temples or at home; as an help in meditation; https://www.instagram.com/tantramantraaurvigyaan/