Yuraku Black Thunder Chocolate Bar (Box of 20 Bars)

Customers say these chocolate bars have an exceptional crunchy texture with cookie pieces that creates a unique eating experience. They describe the chocolate as not overly sweet, with the perfect balance of sweetness and a satisfying crunch. Many mention the distinctive mix of soft chocolate and crispy biscuit elements. Reviewers frequently note the bars pair well with coffee and have a texture unlike any other chocolate bar. Several customers mention these evoke nostalgic memories and have become their new favorite snack. A few note the bars are small in size, and one reviewer found them too sweet. Most praise the freshness and quality, with many planning to reorder.