Important cultural properties can be classified into the buildings category and the artworks and crafts category; the artworks and crafts category is further divided into seven sections, namely paintings, sculptures, crafts, calligraphies and books, archaeological resources, ancient documents and historical resources.
重要文化財は建造物の部と美術工芸品の部の大きく2つに分かれ、美術工芸品の部はさらに絵画、彫刻、工芸品、書跡・典籍、古文書（こもんじょ）、考古資料、歴史資料の7部門に分かれている。