was a town located in Nei District, Toyama Prefecture, Japan. It was famous for Owara Kaze no bon festival.
As of 2003, the town had an estimated population of 22,105 and a density of 93.33 persons per km<sup>2</sup>. The total area was 236.86 km<sup>2</sup>.
On April 1, 2005, Yatsuo, along with the towns of à Âsawano and à Âyama (both from Kaminiikawa District), the town of Fuchà «, and the villages of Hosoiri and Yamada (all from Nei District), was merged into the expanded city of Toyama.