In 1947, the house became the property of Yodogawa Steel Works, Ltd., and was used as an official residence for the company president. It was the first Taishō period building in Japan to be named an Important Cultural Property, in 1974. It was opened to the public as Yodokō Guest House in 1989. The building was damaged due to the Great Hanshin earthquake in 1995, but was subsequently repaired and has been re-opened.