Iga Hattori Keifu 伊賀 - 服部 - 系譜 The Iga Hattori family genealogy, written Hattori Yanosuke.1 Kacem Zoughari, Takamatsu Toshitsugu, Ninja Master of the 20th Century, (Paris: Ryugi Shuppan, 2021), 41↩