The Hosokawa clan is one of strong Shugo Daimyo.
For a time they lived in the Hosokawa Gyobutei which was constructed in 1646. The Hosokawa Mansion is located in Kumamoto, near Kumamoto Castle. Both the castle and the mansion are tourist attractions, and the mansion has guided tours of the mansion grounds and relics. Among the relics is a tea cup used by the protagonist of the story of the 47 Ronin.