Rokkaku-do was designed in Meiji era by Tenshin Okakura, the forerunner of modern Japanese arts. It is a red hexagonal building and is named “ Kanran-tei ". Tenshin and Taikan Yokoyama, a famous Japanese-style painter, spent time deep in thought on the steep, broken cliff.
At present, Rokkaku-do is open to the public as Izura Institute of Arts & Culture, Ibaraki University.
There is also Tenshin memorial museum of art close to Rokkaku-do.