Black Thunder Essence of Matcha: The Perfect Balance of Uji Tea and Crispy Biscuit
Introduction
This article reviews Black Thunder Matcha no Shinzui and explains its flavor, texture, ingredients, and allergen information based on the product sold in Japan.
It is impressive how far this one lets you enjoy deep matcha flavor while still delivering that signature crunchy bite. That is so Black Thunder. Black Thunder Matcha no Shinzui is a bar that layers the brand’s famously powerful texture with a serious commitment to matcha, using 100% Uji matcha in the matcha portion. Even among the matcha series that gets attention every year, this one stands out because it carries the name “Shinzui,” or “essence,” and it really does make the matcha flavor come forward from the very first bite. It keeps the easygoing, approachable charm that makes Black Thunder what it is, but the taste leans much more authentic, and that gap is what makes it so fun.
The background behind this release is also striking. This product was developed in pursuit of the true essence of matcha, with Yuraku aiming for what it describes as the highest peak in its matcha history. It is a very high-potential item that brings together the popular Black Thunder brand and Uji Matcha. And it does not stop at simply making the bar “matcha flavored.” Inside, it includes crunchy cocoa cookies, and to make the matcha stand out even more clearly, it uses almond as a hidden accent. That structural attention to detail is easy to appreciate.
Black Thunder itself is already widely recognized as one of Japan’s representative snacks, even among North American anime fans and similar audiences, so it makes perfect sense that this has drawn attention as something like a premium version of that familiar favorite. The annual matcha series is popular every year, but this time the strong naming of “Shinzui” has also become a talking point on social media. There is a real sense that this is a serious, luxury-leaning matcha flavor that overturns Black Thunder’s cheap image—in the good, beloved dagashi way—and turns it into a kind of best-value indulgence. Even that broader reaction adds to its presence. It is hard not to be curious.
Packaging
There is something a little special in the impression this packaging gives off too. It keeps the familiar, approachable feel that Black Thunder always has, but this time it also suggests a bar that is especially serious even within the matcha series. The word “Shinzui” in the product name is just strong. You look at it and immediately feel, they are really serious about matcha this time.
The aroma also does a good job of meeting that expectation. It has that familiar Black Thunder scent of chocolate and crunchy biscuit-like dough, with just a slight trace of matcha mixed in. The first thing you notice is that reassuring smell that feels unmistakably Black Thunder. Then the matcha softly overlaps with it, naturally telling you that there is a new kind of enjoyment here, but one that still grows out of the brand’s usual deliciousness. It does not swing recklessly into pure matcha from the start. Instead, it keeps the brand’s identity intact and guides you into the matcha side of the experience, and that entry is genuinely appealing.
This product has also attracted attention for how good it looks in photos. On social media, many people have pointed to the vivid green of the matcha as something that shows up beautifully in images, and it is also known as a product that gets a lot of review posts. That bold Black Thunder presence layered with the bright color that feels so unmistakably matcha creates a very nice balance. It feels approachable and vivid at the same time. It has the reassurance of a standard, familiar brand, while still giving off a clear sense of limited-time appeal and specialness. That visual pull is one of the biggest charms of Matcha no Shinzui too.
Appearance
The appearance has a strong presence in a way that feels very easy to understand. The vivid green matcha tone instantly communicates what kind of bar this is, but it still looks grounded in the thick, solid identity of Black Thunder. That balance works well. It does not look like a delicate, airy matcha sweet. It looks like Black Thunder decided to go all in on matcha without giving up its own personality.
The cross-section matters too, because the inside shows the structure that supports the whole experience. With crunchy cocoa cookie pieces inside and the layered chocolate construction around them, the bar looks dense and satisfying. It is not just pretty because it is green. It looks built. That visible density makes the promise of strong texture feel very believable before you even take a bite.
Taste & Texture
The first thing that comes through when you eat it is that the essential appeal of Black Thunder is fully alive here. The texture really makes perfect use of what Black Thunder does best. That sentence fits this product exactly. The familiar crunchy, zaku-zaku bite keeps a starring presence even when the flavor shifts into matcha. Even while pushing the matcha flavor forward, it still preserves that satisfying feeling of I am eating a Black Thunder, and that is one of the smartest things about this bar.
It is also very well built on a structural level. The base is a richly matcha-forward chocolate dough, and that foundation is coated in chocolate. Because of that layering, the density of the matcha and the eating satisfaction of the chocolate come together cleanly, so the flavor never feels flat. On top of that, the inside includes crunchy cocoa cookies, and almond is used as a hidden accent to bring the matcha flavor into sharper focus. Instead of pushing matcha in a straight line and nothing else, it lets the matcha shine within the thick, satisfying eating experience that feels unmistakably Black Thunder. That is what stands out.
And the first impression of the taste is honestly pretty strong. The matcha flavor and taste that arrive from the very first bite do not feel like they belong to an inexpensive snack at all. I think that reaction captures the value of this bar extremely well. The matcha flavor comes in properly from the start, so even among matcha-flavored sweets, this feels like one of the more satisfying ones. The matcha series may be popular every year, but this time the matcha presence pushes forward strongly enough that it really does not lose to the name “Shinzui.”
On social media, many people have described the balance between the bitterness of the matcha and the chocolate as a golden ratio, and that reaction is easy to understand. Because the chocolate presence and crunchy Black Thunder texture sit heavily and confidently at the base, the bitterness and aroma of the matcha can stand out beautifully. And when people say things like “this level of matcha density for 64 yen is broken,” that also makes sense. There is a real concentration of matcha packed into a single bar.
And if I had to sum up the appeal of this product, this line really is the core of it: There are many kinds of matcha sweets, but if you evaluate them by the balance between the strength of the matcha and the price, this Matcha no Shinzui is operating at a high level. There are truly a lot of matcha snacks out there, but when you take into account the balance of depth, texture, and satisfaction, this one leaves a strong impression. It keeps the mass appeal that Black Thunder naturally has while still letting you enjoy this much authentic matcha character, and that level of finish feels very good.
Quick Review
Product Information
Nutrition Facts
(Per 1 bar / 20g)
Calories: 109 kcal
Protein: 1.2 g
Fat: 6.3 g
Carbohydrates: 11.8 g
Salt Equivalent: 0.08 g
Ingredients
Processed fatty food (vegetable oils, sugar, lactose, skim milk powder, whole milk powder, matcha, dextrin) (manufactured in Japan), wheat flour, semi-chocolate (sugar, vegetable oils, whole milk powder, skim milk powder, matcha, dextrin, cocoa butter, salt), sugar, shortening, vegetable oils, matcha, chocolate (cacao mass, sugar, cocoa butter), almond, food made mainly from milk ingredients, whey powder, salt, skim milk powder, cornstarch, brown sugar / leavening agent, emulsifier (soy-derived), colorings (carotene, gardenia, turmeric), flavoring
Dietary Info (Reference only)
ここに添加物をそのままコピペ
Allergens
Contains: Wheat, Milk, Almond, Soy
Manufactured in a facility that also produces products containing: Egg
Product Classification
Company: Yuraku Confectionery Co., Ltd.
Name: Candy
Product Name: Black Thunder Matcha no Shinzui
Net Weight: 1 bar (standard 20g)
Storage Instructions
Avoid direct sunlight and hot, humid places, and store below 28°C.
Purchase Location
It can be purchased at mass retailers, convenience stores, and other retail stores throughout Japan.
Final Thoughts
Black Thunder Matcha no Shinzui was a highly satisfying bar that lets you fully enjoy Black Thunder’s signature crunchy bite while also delivering a genuinely authentic matcha flavor. It is especially impressive that it uses 100% Uji matcha in the matcha portion, while also combining cocoa cookies and almond in a way that brings the appeal of the matcha out even more clearly. It is an approachable brand, but the flavor lands with real seriousness. That gap is exactly why the surprise feels bigger when you eat it.
I would especially recommend it to people who already love Black Thunder’s crunchy texture, to anyone who wants to properly enjoy a rich matcha flavor, and to anyone looking for a snack that is easy to buy but still gives that slightly special kind of satisfaction. Even within the matcha series that returns every year, this one has a presence that feels worthy of the name “Shinzui,” and its bright appearance also helps it stay in your memory. The balance between accessibility and authenticity is very strong here, and it really does feel like a product operating at a high level.
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