This is a reprint and translation of Secrets of Kuji, an illustrated guide to the magic known also known as the Nine Seals. This book was published in 1787 and begins by discussing the origins of the Kuji and then proceeds to describe how it can be used to banish evil, cure illnesses and beset your enemies. The author studied Kaga-Iga Ryu Ninpo 加賀伊賀流忍法 a school of Ninjutsu that was a combination of Iga School combined with martial arts of Kaga Domain. The book is reprinted in its entirety with an English translation.