The book covers topics like Amitabha in Japan, Yoga as the Basis of Pure Land mandalas represented through Sukhavati scenes, Shingon mandalas in Japan represent levels of meditation and emergence of the world from the Great source. The philosophy of Avatamsaka-sutras, mandalas for an upward journey through meditation, the ceremonies performed in Shingon monasteries, Indian Brahmanas, deities of time and space, categorization of Bodhisattvas, similarities between art of Ajanta and mural at the Horyuji monastery are a few attractive topics.
Tantric deities of royal cults were worshipped for divine empowerment and conquering in Nepal, Tibet and Mongolia. History of monasteries in Khotan revisited through Tibetan literary sources. Suvarnaprabhasa-sutra promises to protect the kings and kingdoms. Thousands of fragments of manuscripts, and artifacts excavated from ruined monasteries highlight an era of splendor of international cultural relations.
Siddham calligraphy is still practiced in Japan. Sanskrit hymns taken to Japan were accompanied by musical notations. Japanese alphabet Katakana and Hiragana are based on the Sanskrit sound sequence.