Difficult. According to public comments, deep-water bomb beer has a stimulating taste, high alcohol content and great stamina, so it is difficult for Japanese shops to challenge deep-water bombs. "Deep-water bomb" cocktail can refer to a kind of wine, and it can also be said to be a way of drinking wine. It is a more personalized way of drinking at present, which mixes the strength of beer malt with the desolation after freezing and the unique dryness of vodka.