Unalome would be the sacred Yantra used commonly in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'machine, contraption'[1]) is usually a geometrical diagram, mostly with the Tantric traditions on the Indian religions. Yantras are useful for the worship of deities in temples or at home; being an support in meditation; https://getmedirectory.com/listings13482584/a-simple-key-for-sadhna-unveiled