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