I first heard about the Black Kit Kat Otona no Amasa during a phone call with my cousin, who had just returned from Japan. “You have to try it. It’s like a Kit Kat but for adults; smooth dark chocolate with just the right amount of sweetness,” she said. She described it as a treat that wasn’t overly sweet, but rich and satisfying in a way that made it feel special.
The name itself, “Otona no Amasa,” translates to “Adult Sweetness,” emphasizing the brand’s shift toward offering a more grown-up treat. The Black Kit Kat Otona no Amasa is part of a premium line of Kit Kats that have become a favorite among Japanese consumers who prefer a more grown-up snack.
It’s meant to offer a deeper, less sugary experience than the traditional Kit Kat, a concept that truly caught my attention.
Knowing all this, I couldn’t help but be eager to try it myself and see if it lived up to its grown-up reputation.
Here’s my review of the chocolate.
Black Kit Kat Otona no Amasa Packaging and Appearance
Before we go into how it tasted, the pros and cons and other things, I’d like to tell you how the packaging of the Black Kit Kat Otona no Amasa was. Unlike the typical bright, playful designs of regular Kit Kat bars, this one is sleek, with a dark color scheme that feels more mature and refined.
The black background, paired with accents of gold lettering, gives it a sophisticated, almost luxurious vibe that immediately suggests this is no ordinary bar. Opening the package, you’re greeted by a slightly different presentation than the standard Kit Kat, each piece is wrapped in a thin foil that adds an extra layer of refinement.
When you unwrap the foil, you’ll notice the bar itself is darker than most, with a deep cocoa hue that hints at the more adult nature of the chocolate. The individual pieces are not as thick as some other chocolate bars, but they are perfectly portioned. Each piece is sleek and compact, making it easy to eat in one bite or break into smaller pieces.
Black Kit Kat Otona no Amasa Texture
The texture of the Black Kit Kat Otona no Amasa is smooth, and as with most Kit Kat bars, it features a satisfying crunch with each bite. The chocolate coating is thinner than I expected, but it’s crisp and complements the wafer inside perfectly.
The wafer itself is as light and airy as it always is in a Kit Kat, which contrasts well with the slightly firmer chocolate. The crunch of the wafer combined with the smoothness of the dark chocolate creates a great mouthfeel that keeps you coming back for more.
Also, it doesn’t have the heavy, dense feel of other dark chocolate bars, where the chocolate can feel a bit too thick or overwhelming. The balance between the chocolate and wafer is so carefully done that you never feel like the treat is too much.
Black Kit Kat Otona no Amasa Flavor
This isn’t the sweet, milk chocolate most people are used to from Kit Kat, but instead, a rich, slightly bitter chocolate that will likely appeal to those with a preference for more intense cocoa flavors.
The dark chocolate is not overly bitter, though; it strikes a wonderful balance, offering a complex flavor profile with hints of roasted cocoa and a slight earthiness. There’s a mild sweetness to it, but it’s not cloying.
This allows the chocolate to feel more refined and less like a typical candy bar. The bitterness of the dark chocolate is well-suited to the crunchy, neutral flavor of the wafer, and together they create a balanced, refined taste.
The wafer provides a clean, light contrast to the richness of the dark chocolate, allowing you to taste the chocolate’s depth without being overpowered by sweetness. The chocolate doesn’t linger too long on the palate, but rather it fades into a mellow aftertaste that is subtle and not overwhelming.
If you’re expecting an overly sweet and indulgent chocolate bar, this might not be the choice for you. However, if you enjoy dark chocolate or want something that feels more like a dessert for adults, this Kit Kat is perfect.
The taste is not a sugar rush; instead, it’s a mellow, satisfying treat that pairs well with a cup of coffee or even as an afternoon snack. The combination of the slight bitterness of the dark chocolate and the crispness of the wafer creates a delightful contrast that is simple yet extremely effective.
Pros
If you’re a fan of dark chocolate, this is a great choice. It’s rich without being overly bitter and has a nice depth of flavor.
The dark chocolate offers a complex, adult-oriented taste that is not too sweet but incredibly satisfying. It strikes a balance between bitterness and mild sweetness.
The smaller, individually wrapped pieces allow you to enjoy the treat without overindulging. It’s perfect for those who want a satisfying but not overwhelming snack.
Cons
If you enjoy very sweet or milk chocolate bars, the Black Kit Kat Otona no Amasa might not be for you. The dark chocolate’s bitterness may not appeal to everyone.
Also, depending on your location, it can be difficult to find the Black Kit Kat Otona no Amasa. It’s more of a specialty item, so it may require some effort to track down.
Compared to regular Kit Kat bars, the Black Kit Kat Otona no Amasa is slightly smaller, which might leave you wanting more after finishing it. While this could be seen as a benefit for portion control, it may not be ideal for those who are looking for a more substantial snack.
Due to its premium nature, it’s a bit more expensive than the standard Kit Kat bars, which may be a turnoff for some buyers. It’s important to note that this version is marketed as a more upscale product, which often comes with a higher price tag.
Black Kit Kat Otona no Amasa Nutritional Value
Here’s a general breakdown of what you can expect from the Black Kit Kat Otona no Amasa per 1 serving size (11.3g):
- Calories: 64
- Total Fat: 4.1g
- Saturated Fat: 2.5g
- Sodium: 70mg
- Total Carbohydrates: 15.7g
- Dietary fibre: 2.5g
- Total Sugar: 13.7g
- Protein: 0.76g
Where to Buy Black Kit Kat Otona no Amasa
Here are places to get your hands on this indulgent treat:
- Japanese Snack Stores: As a Japanese exotic snack, the easiest place to find it is in Japanese specialty stores, especially those that import snacks. Many of these stores carry unique or limited-edition Kit Kat products.
- Online Retailers: Websites such as Amazon, eBay, or snack-specific retailers like Japan Centre and Tokyo Treat frequently carry this type of Kit Kat. Keep an eye out for international shipping options if you’re outside of Japan.
- Asian Grocery Stores: Some larger Asian grocery stores, especially those that specialize in Japanese products, might carry this item. It’s worth checking their snack aisles for any imported Kit Kat varieties.
Since this product is considered a premium, limited edition, it may not be available year-round or in all regions.
If you’re planning to buy it, I recommend keeping an eye on importers or online specialty shops that focus on Japanese snacks and candies.
Conclusion
The Black Kit Kat Otona no Amasa is a twist on the classic Kit Kat that targets a more refined audience. It’s a dark chocolate snack that allows you to indulge without feeling overwhelmed by excessive sweetness, offering instead a more subtle, complex flavor profile.
While it’s not for everyone, especially if you’re someone who prefers milk chocolate or very sweet treats, the Black Kit Kat Otona no Amasa is a perfect choice for those who appreciate dark chocolate and want something a little more grown-up in their snacking repertoire.
As always, The Tasty Finds is here to keep you updated on the latest and greatest in snack innovation. Stay tuned for more reviews and updates from snacks around the world.
Final Recommendation
If you enjoy dark chocolate and you are looking for a more sophisticated, adult-oriented candy bar, the Black Kit Kat Otona no Amasa is worth trying. However, if you prefer sweeter chocolate, this might not be the right choice for you.
The lower sugar content in comparison to other KitKat versions is a positive for those who want to limit their sugar intake but still enjoy a chocolate treat.
If you’re watching your sugar intake closely, this is a great option for an occasional indulgence without going overboard on the sweetness. However, it’s still a sweet snack, so it’s best enjoyed in moderation.
It’s also worth noting that, like most chocolate bars, the Black Kit Kat Otona no Amasa is not a healthy food. While it is slightly better for those who prefer dark chocolate, it’s still a high-calorie snack, and consuming too much could result in excess sugar and fat intake.

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