Illustrated guide to the secrets of the 9 Seals
From:
変現出没自在忍術気合術読心術極意秘伝
Appearing and Disappearing At Will: Secret Instruction in the Essence of Ninjutsu Kiai Justu and Mind Reading
1925
Link to the book:
https://t.co/TWYyeIXSz2
#ninja #ninjutsu #kuji #九字 https://t.co/tUNdg0TuV9