Please answer the following question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. NYK Maritime Museum -  The NYK Maritime Museum (日本郵船歴史博物館 Nippon Yūsen Rekishi Hakubutsukan) is a museum in Naka-ku Yokohama Kanagawa Prefecture Japan dedicated to the maritime history of Japan and of the museum's operator shipping company Nippon Yūsen Kabushiki Kaisha (NKK Line). It was opened in 1993.
A:
Building