1543-1615. A daimyo who was also a tea practitioner of the early Edo period. He is counted as one of the 'Rikyu Shichitetsu' (Rikyu's Seven Disciples). He worked as a tea master for the second Tokugawa Shogun, Hidetada, and was named the leading tea master after the death of Rikyu. He displayed originality in his chanoyu, symbolized by the kutsugata (shoe shaped) tea bowl.