Looking for Japanese snacks as souvenirs? Chocolates, potato chips, or candies? The most popular is Kitkat which has Matcha (green tea), pumpkin, strawberry, and other flavors. Some other popular ones are a chocolatey cookie called Countrymaam and a soft candy named Hi-Chew. Even if you are not a big chocolate fan, no worries! You will find some uniquely flavored chips!