There have been more than 300 limited-edition seasonal and regional flavors of Kit Kat chocolate bars produced in Japan since 2000. The most famous flavors of Kitkat chocolate are matcha or greentea, strawberry and special limited sakura edition
Pricing: ¥300 ~ ¥1,000
PS. As a tourist, you are also eligible to tax free when shopping in Japan. Enjoy your shopping without tax!!