was a district located in Ōita Prefecture, Japan.
As of 2003, the district had an estimated population of 40,723 and density of 99.35 persons per km<sup>2</sup>. The total area was 409.90 km<sup>2</sup>.
Dissolution
As of January 1, 2005 the district had 4 towns.
- Hasama
- Notsuharu
- Shōnai
- Yufuin
Merger
- On January 1, 2005 - the town of Notsuharu, along with the town of Saganoseki (from Kitaamabe District), was merged with the expanded city of Ōita.
- On October 1, 2005 - the towns of Hasama, Shōnai and Yufuin were merged to create the city of Yufu. Therefore, Ōita District was dissolved as a result of this merger.
See also
- Merger and dissolution of municipalities of Japan
