Western companies have succesful trials for product localizations for entering to markets like Japan. Pepsi with cucumber flavored soft drink or McDonalds with Filet-O-Shrimp burgers are good examples.

Another good example for product localization is being executed for KitKat by Nestle again in Japan. Being a well known brand as a chocolate, Kitkat now has  19 local flavors  originating from different parts of Japan, from miso to soybean these tastes serve to the regional palate.

Read the detailed story in Advertising Age.