- An open-air museum that relocates, restores, preserves, and exhibits historical buildings of high cultural value that cannot be preserved on site. - 30 distinctive buildings built in Edo and Tokyo between the early Edo Period to the postwar era have been relocated and restored, and contain exhibits of everyday objects and folk artifacts. - The museum’s website introduces the restored buildings with a map and 360-degree panoramic view of the grounds. - Signature collection: Public bathhouse “Kodakara-yu” (1929), House of Georg de Lalande (1910), House of Kunio Mayekawa (1942), etc. - Number of items in the collection: 30