Bansenshūkai
Bansenshūkai (萬川集海, Ten Thousand Rivers Flowing Together to form an Ocean) (Also pronounced Mansenshukai) is a 1676 Japanese book containing a collection of knowledge from the clans in the Iga and Kōga, The book was compiled by Fujibayashi Yasutake (descendant of Fujibayashi Nagato-no-kami) in 1676, in the early years of the Tokugawa shogunate. == Compilation == Bansenshūkai summarizes the main points of the three volumes of the original Ninjutsu book Kanrinseiyō (間林清陽), and was written by selecting only those that fit the times.