"Developing an intimate understanding of the local market and targeting it creatively has earned Kit Kat the position of number one confectionery brand in Japan," according to this article on Springwise. Nestle's popular candy brand decided that local meant going really local.
Nestlé recently launched 19 new Kit Kat flavours in Japan that reflect food specialities of specific districts. Each flavour is sold exclusively in the region for which it was created, making the limited edition Kit Kats popular souvenirs for travellers.
Nineteen new flavors! Only available in the places that inspired them! Brilliant! Doesn't this make each flavor an experiential extension of the the master Kit Kat brand?
Check out the Japanese site here.