Unalome would be the sacred Yantra applied greatly in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'equipment, contraption'[one]) is often a geometrical diagram, largely with the Tantric traditions of the Indian religions. Yantras are used for the worship of deities in temples or at home; being an support in meditation; https://www.instagram.com/tantramantraaurvigyaan/