is a traditional Japanese-style garden in Naka Ward, Yokohama, Japan, which opened in 1906. Sankei-en was designed and built by (1868–1939), known by the pseudonym Sankei Hara, who was a silk trader. Almost all of its buildings are historically significant structures bought by Hara himself in locations all over the country, among them Tokyo, Kyoto, Kamakura, Gifu Prefecture, and Wakayama Prefecture. Ten have been declared Important Cultural Property, and three more are Tangible Cultural Properties of Japan designated by the City of Yokohama. Badly damaged during World War II, the garden was donated in 1953 to the City of Yokohama, which entrusted it to the . Sankei-en was then restored almost to its pre-war condition. Features Sankei-en has a total surface of 175 thousand square meters and features ponds, streams, and undulating paths designed by Sankei Hara himself, plus many historic buildings, such as , originally constructed in Kyoto in 1457 and relocated in 1914, and the , originally the private residence of the Yanohara family. Work on the garden started in 1902 and ended in 1908, two years after it was opened to the public. During Hara's own lifetime, the place became an aggregation point for Meiji period artists. World War II caused great damage to the buildings. In 1953 the garden was donated by the Hara family to the City of Yokohama, which created the Sankeien Hoshōkai Foundation for its repair and maintenance. The Foundation started the restoration in 1953 and, five years later, the garden was back almost to its original form and reopened to the public. The Japanese government has designated ten structures in Sankei-en as Important Cultural Properties, while three more are Tangible Cultural Properties designated by the City of Yokohama. The garden is popular for its cherry blossoms, ume blossoms, and the changing leaves in autumn. Kakushōkaku Next to the entrance, the was formerly the private residence of the Hara family. Today it can be rented by the public and used for meetings and parties. It is one of the three buildings on the premises designated as Tangible Cultural Properties by the City of Yokohama. Only during the summer, the Kakushōkaku is open to the public. Sankei Memorial Located immediately after the Kakushōkaku, the was built to introduce the public to the garden and its creator through exhibits, images and works of art. A Gifu Prefecture native, Hara was the eldest son of Yanaizuchō