Yuinoka is a new species brewery rice. It was started breeding in 2002 and announced in 2012. The Iwate sake brewery wants to used Iwate origin brewery rice for the high-quality sake and making Yuinoka breeding.
Yuinoka was produced for brewing Daiginjo grade sake. It not easy to broke at high polished. The clarity aroma with umami flavor. Nanbu Bijin would be used Yuinoka to make different kinds of sake.