This report outlines the statistics of the newly constructed, the added, and the rebuilt buildings during the year of 1984 at Niigata, one of the major cities in the Nippon Sea side of Japan. The source of data is the building plan outline ("Kenchiku Keikaku Gaiyousho") submitted to the authority for the permission of building. The number of data is 4352, the whole of those available. This report is intended to offer some basic data of building activities at Niigata city. The totals of the buildings and the floor area are aggregated in the form classified by the type of construction, the method of structure or the use of building. Compared with the nation-wide statistics, the ratio of wooden buildings was higher at Niigata city, and so was the buildings exclusively used for dwelling.