Hosokawa Tadatoshi was a Japanese samurai daimyō of the early Edo period. He was the head of Kumamoto Domain. He was a patron of the martial artist Miyamoto Musashi.

Hosokawa Fujitaka, also known as Hosokawa Yūsai, was a Japanese daimyō and prominent samurai lord of the Sengoku period. A former senior retainer of Ashikaga Yoshiaki, the fifteenth and final Ashikaga