also known as  was a Japanese samurai who served the Hosokawa clan, during the early Edo period (17th century). It was Nagaoka Sado himself who had protected Miyamoto Musashi as for him to be able to duel against the famous Sasaki Kojirō in 1612.
Also known as, was a Japanese samurai who belonged to the Hosokawa clan during the early Edo period (17th century). It was Nagaoka Sado who ensured Miyamoto Musashi's safety so that he could engage in a duel with the renowned Sasaki Kojirō in 1612.