R4BY in warm water. The color is slightly yellow.
It has a mild umami and a sharpness accompanied by the acidity of Yamahai. The sense of maturity is modest.
I have never had Shimane except for Oroku, but this is a masterpiece! It is very delicious. I'm sure I'll be back for more. I'm planning to get a bottle of the prefecture's limited Kamisen and drink it.