Nichihara, Shimane

Nichihara (日原町, Nichihara-chō^?) was a town located in Kanoashi District, Shimane, Japan.

On September 25, 2005 Nichihara was merged into the town of Tsuwano.

As of 2003, the town had an estimated population of 4,255 and a density of 25.44 persons per km². The total area was 167.24 km².

The town has a sky observatory which once had one of the biggest lenses in Japan.

The Takatsu river runs through the town and in the summer season fishermen catch Ayu fish, a local delicacy. It is said to be the cleanest river in Japan, thus producing said Ayu fish.