The classic chocolate KitKat may be limited to only a few flavors in U.S and other countries, but in Japan, there are countless flavors! The perfectly sized bar chocolate just never stops evolving!

The KitKat brand has been around in Japan for over 10 years, with over 300 flavors that been carefully created by famous chocolatier. Some are limited and seasonal editions, as some are specifically made in different Japanese prefectures since 1973. And now, Japanese a museum of KitKats to show off its bounty of varied and adventurous flavors.

A big gallery to view all creations of KitKat chocolate throughout the years, and marking improvements in ingredients and packaging.

The start of KitKat

Soy sauce KitKat from Tokyo

Miso Kitkat

Yuzu (citrus) Kitkat from Kochi Prefecture

Salty watermelon Kitkat

Bigger size original KitKat

Japanese sake Kitkat

Strawberry cheesecake Kitkat in Mt. Fuji packaging

ITO Hojicha roasted green tea Kitkat from Kyoto

Pudding Kitkat too!

The big Kitkat museum opens their doors until October 10th in Nestle Cafe Harajuku. Currently the newest Kitkat is the "Everyday Luxury Kitkat" that has been developed for over 2 years, a beautiful harmony mixture of the sour taste of cranberry and the smell of almond within the chocolate.