Exclusive to Hokkaido, the most northern island of Japan where dairy is recognized as the tastiest in Japan. This release bursts with both rich butter with a pinch of salt. The milk chocolate coats the classic Black Thunder cookie and puff crisp center. This has become one of the most popular chocolate bars in Japan. In fact, tourists often stock up on them once they discover how delicious these are. Each mini bar weighs 12 grams so you get 2x12 = 24 grams. This version is a rare find since they are regional.