A samurai of the Saga domain in Hizen Province. For 30 years, Yamamoto devoted his life to the service of his lord and clan. Between 1709 and 1716, he narrated many of his thoughts to a fellow samurai, Tsuramoto Tashiro. His commentaries were later turned into the Hagakure. Tsunetomo believed that becoming one with death in one's thoughts was the highest attainment of purity and focus.
Tsunetomo Yamamoto was a samurai in a province of Japan. He led his life in pursue of knowledge and passed his wisdom to his fellow samurai. His commentaries were later turned into “The Hagakure”.