designation comprises nine components: the silk-reeling plant and east and west cocoon warehouses (National Treasures of 1872), and steam boiler plant and water disposal system (1872), director's mansion, dormitory for female instructors, and inspector's house (1873), and iron water tank (1874); inscribed on the UNESCO World Heritage List[5]
designation comprises seventeen components: five bridges and ten tunnels (1893), and the former Maruyama Substation battery room and machine room (1912)
designation comprises six components: the honsha-heiden-haiden (1914), koku sosha-gakuden (1716–35), kagura-den (1764), sōryūmon (1855), miyuki-den (1856), and zuishinmon (1847)
As of 1 May 2014, three hundred and eleven properties have been designated at a municipal level.[7]
Registered Cultural Properties
As of 1 May 2015, three hundred and sixteen properties at one hundred and seventeen sites have been registered (as opposed to designated) at a national level.[4][8]
^国宝・重要文化財 [Number of National Treasures and Important Cultural Properties by Prefecture] (in Japanese). Agency for Cultural Affairs. 1 May 2015. Archived from the original on 30 June 2011. Retrieved 26 May 2015.
^登録文化財 [Number of Registered Cultural Properties by Prefecture] (in Japanese). Agency for Cultural Affairs. 1 May 2015. Archived from the original on 30 June 2011. Retrieved 26 May 2015.