The Tokugawa Art Museum (徳川美術館, Tokugawa Bijutsukan') is a private art museum, located on the former Ōzone Shimoyashiki compound in Nagoya, central Japan. Its collection contains more than 12,000 items, including swords, armor, Noh costumes and masks, lacquer furniture, Chinese and Japanese ceramics, calligraphy, and paintings from the Chinese Song and Yuan dynasties (960-1368).
The website (in English) is [1] and the Wikipedia page is [2].