was a town located in Ogasa District, Shizuoka Prefecture, Japan.
As of April 1, 2005, the town had an estimated population of 12,369 and a density of 367 persons per km<sup>2</sup>.
The total area was 33.71 km<sup>2</sup>.
Its main agricultural products were green tea, melons, and strawberries.
On April 1, 2005, à Âsuka, along with the town of Daità  (also from Ogasa District), was merged into the expanded city of Kakegawa.
During the Edo period, Ã Âsuka was the center of Yokosuka Domain. The town was formed in 1956 through the merger of former Yokosuka Town with Obuchi Village.