'Black Thunder Bite-Sized Crispy Sugar Butter' Tasting Review: The scent of butter and the taste of caramel melt into the chocolate

On Tuesday, November 25, 2025, Black Thunder will be releasing a new product called ' Black Thunder Bite-Sized Crispy Sugar Butter, ' which combines pearl sugar (granulated sugar) and caramel candy chips with Black Thunder. The product boasts a distinctive crisp texture and the aroma of French fermented butter, so we tried this product, provided by Yuraku Confectionery, to see what it tastes like.
Enjoy the crunchy texture and luxurious sweetness of 'Black Thunder Bite-sized Crispy Sugar Butter' now on sale | News | Yuraku Confectionery Co., Ltd.
This is the package for 'Black Thunder Bite-sized Crispy Sugar Butter.' The package comes in two colors: gold and white.

The ingredients include semi-chocolate, butter oil, and caramel chips.

The calorie content is 263kcal per bag.

When I opened the bag, eight small Black Thunders appeared.

The cross section looks like this. The cookie dough is coated with chocolate.

The overall flavor is sweet, with a rich aroma of butter and caramel. The butter gives it a slightly oily smoothness that contrasts nicely with the crunchy caramel chips. It also has a slight bitterness, reminiscent of burnt caramel.

The price of 'Black Thunder Bite-Sized Crispy Sugar Butter' is 160 yen including tax, and will be available at Lawson stores nationwide (excluding Lawson Store 100) from Tuesday, November 25, 2025.
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