Snack Guides

Japanese KitKat Flavors, Ranked by Someone Who Lives Here

By Sen, reporting from Tokyo · Updated July 29, 2026

Somewhere along the way, “Kitto Katsu” — it sounds like “you will surely win” in Japanese — turned a British chocolate bar into Japan’s national good-luck charm and a laboratory for flavor experiments that occasionally get out of hand. Sake KitKats exist. Wasabi KitKats exist. A melon-and-mascarpone one existed briefly, like a comet.

As someone who walks past the KitKat shelf of a convenience store roughly six hundred times a year, let me save you some money: most of the exotic flavors are souvenirs. You buy them to photograph, not to finish. But a handful are genuinely, repeat-purchase good — and those are the ones this list is about.

The tier list

S-tier: buy multiples.

• Matcha (Otona no Amasa “adult sweetness” line). The green tea flavor is real — slightly bitter, not candy-grass. This is the one Japanese adults actually buy for themselves, and the single best introduction to why Japan’s KitKat program works. If you buy one flavor, it’s this. (For the record, my own konbini order is this plus whatever matcha dessert Lawson has that week — their dessert case is quietly the best in the business.)
• Strawberry (seasonal, winter–spring). Made with actual strawberry powder in the cream. Tastes like the top of a Japanese Christmas cake, which is exactly what it’s designed to evoke.

A-tier: reliably worth it.

• Hojicha (roasted tea). Toasty, caramel-adjacent, quietly excellent. The flavor that surprises people most relative to expectations. (If you don’t know hojicha yet, it’s the roasted cousin of green tea — warm flavors instead of grassy ones.)
• Sweet potato (beni imo / autumn). Sounds strange to newcomers, but sweet potato is a beloved dessert flavor here, and the KitKat version is honest about it.
• The “Otona no Amasa” dark. The boring-sounding one that ends up being the daily driver.

B-tier: fun once.

• Sake. Yes, it tastes like sake — nigori sweetness with a faint alcohol warmth. A genuinely well-made novelty. You will eat two fingers and give the rest away, delighted.
• Regional exclusives (Shinshu apple, Yokohama strawberry cheesecake, etc.). Solid, but they trade mostly on the label. The apple one is the best of the family.

C-tier: souvenirs wearing snack costumes.

• Wasabi. It’s polite about it — more sweet than sinus — but nobody finishes the bag.
• Anything advertising itself as “bake-able.” A gimmick from the late 2010s that still surfaces in import shops. Toasted KitKats are fine. So are untoasted ones. Skip.

The seasonal calendar (why the shelf keeps changing)

Japan’s KitKats rotate like fashion collections: strawberry season peaks in winter, matcha refreshes in spring, chestnut and sweet potato arrive with autumn. This is deliberate — flavors leave before you’re tired of them, which keeps the shelf worth checking. It’s the same seasonal logic that runs the entire Japanese snack world, and it’s why “limited edition” here isn’t marketing-speak; the melon one really is gone.

How to actually get them abroad

Three options, in order of my recommendation:

1. A Japanese grocery near you carries the matcha and dark lines year-round at sane prices. Start there.
2. A snack subscription box is the practical way to meet seasonal and regional flavors without paying collector markups — I’ve compared the big three boxes here, and KitKats appear in them regularly.
3. Import sites and marketplace sellers work for hunting one specific flavor, but check the expiry date math: chocolate that crossed the ocean twice is chocolate with a past.

And if a friend is visiting Japan: skip the airport, send them to a supermarket — same flavors as the tourist shops at half price, hiding in the ordinary candy aisle.

The one to hunt this year: the adult-sweetness matcha, eaten slightly chilled, with actual tea. It’s the flavor that turns “funny Japan fact” into “oh no, I have a preference now” — which, fair warning, is how this whole hobby starts.

Strong disagreements welcome — especially if you’re about to defend wasabi. Someone always defends wasabi. Send me your ranking and I’ll run a readers-vs-me tier list next season.

— Sen