Hiyama Subprefecture

Hiyama Subprefecture
檜山振興局
Hiyama-shinkō-kyoku
PrefectureHokkaido
CapitalEsashi
Area
  Total
2,629.88 km2 (1,015.40 sq mi)
Population
 (March 2009)
  Total
46,999
  Density18/km2 (46/sq mi)
Websitehttp://www.hiyama.pref.hokkaido.lg.jp/

Hiyama Subprefecture (檜山振興局, Hiyama-shinkō-kyoku) is a subprefecture of Hokkaido Prefecture, Japan located on the Oshima Peninsula on the Sea of Japan side. It includes Okushiri Island. It was established in 1897.