Unalome could be the sacred Yantra used extensively in Southeast Asian Buddhism Yantra (Sanskrit: यन्त्र, romanized: yantrá, lit. 'device, contraption'[one]) is a geometrical diagram, mostly with the Tantric traditions of your Indian religions. Yantras are used for the worship of deities in temples or in the home; being an assist in meditation; https://directorypixels.com/listings13509349/5-simple-statements-about-sadhna-explained