Yamamoto Tsunetomo (山本 常朝), Buddhist monastic name Yamamoto Jōchō (June 11, 1659 – November 30, 1719), was a samurai of the Saga Domain in Hizen Province under his lord Nabeshima Mitsushige. He became a Zen Buddhist priest and relayed his experiences, memories, lessons, ideas, and aphorisms to the samurai Tashiro Tsuramoto, who compiled them under the title Hagakure. Source: Wikipedia (en)