Fujiki Shoten
It has a strong yuzu taste and is very easy to drink, like a regular cocktail.
There is also a sake called "Bikuyuu", which I guess is a yuzu version of it.
Purchased at Niigata Antenna Shop
15% abv, Sake degree +5, Acidity 1.4
Gorgeous, fresh ginjo aroma like an apple that fills the mouth and then quickly recedes.
It has a fresh ginjo aroma. Easy to drink and delicious.