About Zentsū-ji

The Byōbuura Gogakusan Tanjō-in Zentsū-ji (屏風浦五岳山誕生院善通寺) is a Buddhist temple of the Shingon sect in Zentsūji, Kagawa, Japan. It was established in 807 by Kūkai, founder of Shingon Buddhism, who was born where the temple now stands. The oldest structure, the Shakadō Hall, dates to around 1677.
The Byōbuura Gogakusan Tanjō-in Zentsū-ji (屏風浦五岳山誕生院善通寺) is a Buddhist temple of the Shingon sect in Zentsūji, Kagawa, Japan. It was established in 807 by Kūkai, founder of Shingon Buddhism, who was born where the temple now stands. The oldest structure, the Shakadō Hall, dates to around 1677.
Garbhadhatu (Sanskrit) or Taizo-kai (jp.) - Mandala

Shingon Buddhism – The Japanese root of Esoteric Buddhism

Shingon Buddhism is one of the major schools of Buddhism in Japan and one of the few surviving Vajrayana lineages in East Asia, originally spread from India to China through traveling monks such as and . Known in Chinese as the Tangmi these esoteric teachings would later flourish in Japan under the auspices of a Buddhist monk named (空海), who traveled to Tang China to acquire and request transmission of the esoteric teachings. .