Unalome would be the sacred Yantra applied widely in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'device, contraption'[one]) is a geometrical diagram, mostly through the Tantric traditions from the Indian religions. Yantras are employed for the worship of deities in temples or at your house; being an help in meditation; https://www.instagram.com/tantramantraaurvigyaan/