on written records older than is actually the case, and so it is a product of very considerable labor". The 1963 version of the Bugei Ryūha Daijiten states of Takamatsu's Togakure-ryu "this genealogy refers to various written records and oral transmissions and there are many points/places where embellishments have been added and people appearing in the genealogy are also made older than they actually are". References Further reading Hatsumi, M. (1981) Ninjutsu: History and Tradition. Burbank, CA: Unique Publications. . Carsten Kühn. Togakure ryū. Tengu-Publishing, 2011. Wolfgang Ettig. Takamatsu Toshitsugu: The last shinobi. 2006, . Ninjutsu organizations Shugendō Japanese martial arts Ninjutsu skills