Image: Ninpiden kuroro kagi breaker

Description: Page from the Ninpiden, a manual of ninjutsu dating 1655
Title: Ninpiden kuroro kagi breaker
Credit: http://www.ninpo.org/historicalrecords/nnpdn3.htm
Author: Unknown
Permission: According to Japanese Copyright Law the copyright on this work has expired and is as such public domain. According to articles 51 and 57 of the copyright laws of Japan, under the jurisdiction of the Government of Japan works enter the public domain 50 years after the death of the creator (there being multiple creators, the creator who dies last) or 50 years after publication for anonymous or pseudonymous authors or for works whose copyright holder is an organization. Note: Use Template:PD-Japan-oldphoto for photos published before December 31, 1956, and Template:PD-Japan-film for films produced prior to 1953.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No