Whichever it may be, Kusumi Shuzo or Koikawa Shuzo, their initially brewed sake out of Kameno-o rice is said to have tasted wild, unrefreshing and flat, which was the general tendedency to accompany any sake made from small-sized rice grains.
久須美酒造にしても、鯉川酒造にしても、亀の尾から造った初期の酒は、小粒米によくありがちな、荒く、爽やかさに欠け、ふくらみのない味だったといわれる。