Thirty Fascicle Booklets, Fascicles 6, 18, 22, and 24

Ink on paper · Heian period · 9th century · Ninnaji, Kyoto

Kūkai’s pocket notebooks from Chang’an: an entire esoteric Buddhist system written in characters under one centimeter high.

Exhibition: Celebrating 1250 Years Since the Birth of the Great Master Kūkai: Kūkai and the Treasures of Shingon Buddhism — Tokyo National Museum · 2026-07-14 – 2026-09-06