Uonuma is the most famous region for Koshihikari
rice. In this example, the Uonuma rice (right, 1840 Yen for 2kg) commands a 60% premium over koshihikari rice from a different region (left, Hakui
, 1140 Yen for 2kg).
Uonuma (魚沼市 Uonuma-shi) is a city located in Niigata Prefecture, Japan. It has an area of 946.93 km² and a population of 41,894 (as of January 1, 2009).
It is famous for its rice – the koshihikari rice grown in Uonuma is the most sought-after and most expensive rice in Japan. This fame is due to the ideal growing conditions in the area.
Notable natives 
External links 
Media related to Uonuma, Niigata at Wikimedia Commons