三十帖策子 sānshí tiècèzǐ

sānshí tiècèzǐ proper noun Sanjujo sakushi
Domain: Buddhism 佛教 , Subdomain: Japan
Notes: Japanese: Sanjūjō sakushi; a historic thirty sheet text by Kūkai, 774–835 (FGDB '三十帖策子'; Wikipedia 'List of National Treasures of Japan (writings: others)')