Horoyoi White Sour 350ml ₱79.00 Default Title - ₱79.00 QTY : This product is currently sold out. Horoyoi is a 3% alcohol Chu-Hi beverage with a sweet and gentle texture that can be leisurely enjoyed at your own pace. The white Horoyoi is a sort of milky flavor, and here in Japan it is a very popular, notably in Calpis. It is a little sour. It is an excellent summer drink.