There are almost always new and interesting Kit Kat flavors for sale in Japan.
Gateau du Mont-Blanc flavor Kit Kats. Found at my local Convenience store. Made with "marron" (chestnut) flavoring.
Strawberry Hazelnut flavor Kit Kats. Found at my local convenience store.
Cookies & Cream flavor Kit Kats. Found at my local convenience store.
More flavors after the jump.
Yatsuhashi flavor Kit Kats. Found on the train platform for the Shinkansen at Kyoto station. Yatsuhashi are a kind of dessert that Kyoto is famous for. They are made with rice flour, sugar and cinnamon. They come in 2 varieties. Fresh Yatsuhashi are soft and usually come folded into triangle with red bean paste in the center. Baked Yatsuhashi are hard and crunchy cookies. If you visit Kyoto, you can try samples of Yatsuhashi at many of the souvenir shops near major tourist sites.
Citrus Golden Blend flavor Kit Kats. Found at a rest stop in Okayama prefecture. Limited edition. Sold only in the Chugoku region and Shikoku region. The three types of citrus that make up the flavor are mandarin oranges, lemon, and sudachi.
Beni-imo (purple yam) flavor Kit Kats. Limited edition. Sold only in Kyushu and Okinawa. Brought back as a souvenir by someone who went on vacation to Kyushu.
Air-in Green tea flavor Kit Kats. Found in my local convenience store. After months and months of no green tea flavors being offered by Nestle, I was glad to finally find these green tea flavored Kit Kats because a friend from home had requested some green tea flavored chocolates.
Air-in White flavor Kit Kats. Found at my local convenience store.
Links to my previous Kit Kat flavor posts:
Kit Kat Flavors 1
Kit Kat Flavors 2
Kit Kat Flavors 3
Kit Kat Flavors 4
Kit Kat Flavors (Youth 18 Ticket Trip Edition)
Kit Kat Flavors (Hokkaido Edition)
Kit Kat Flavors (Special Seasonal Kit Kats Edition)
Kit Kats (In a Beverage Vending Machine Edition)
Kit Kat Flavors (China Edition)