thumb|200px|The area of Hiyama District in Hiyama Subprefecture.

is a district located in Hiyama Subprefecture, Hokkaido, Japan.

As of 2004, the district has an estimated population of 21,896 and a density of 19.59 persons per km<sup>2</sup>. The total area is 1,117.57&nbsp;km<sup>2</sup>.

Towns and villages

  • Assabu
  • Esashi
  • Kaminokuni

Notable place

  • Katsuyama Date - A castle ruin, was listed as one of the National Historic Site and Continued 100 Fine Castles of Japan.

References