Tastemaker Emmy Cho travels to Shizuoka and Yokohama to discover the secrets of Kit Kat's Wasabi and Strawberry Cheesecake flavors.

Outside Kyoto, Emmy learns the intricacies and traditions of making matcha, and visits a 600-year-old tea farm. Later, Emmy takes in the cafe culture of Nagoya through Ogura toast and a handful of local specialties.

In Nagano, Emmy heads to a shichimi pepper farm and a 300-year-old spice shop to learn the history of the 7 spice blend. Later, Emmy tries Tokyo's popular treats to find out how rum raisin gained such prominence in the area.