I found my first regional flavor at a kiosk outside Nagoya in 2019 — azuki red packaging, a woodblock castle print, and a wafer that genuinely tasted of sweet red bean. I bought six boxes. By Kyoto, I had seventeen.

A Geography You Can Taste

Every prefecture makes its own limited-edition flavor, sold only locally. Hokkaido does melon, Kyoto does matcha, Niigata does sake-cream. You cannot order them. You have to go.

“The wrapper is the souvenir. The flavor is the memory. You had to be there.”

Two hundred wrappers pressed flat in a binder, each a receipt for a specific afternoon. Sakura-pink for Yoshino spring, wasabi-green for Izu. They are postcards you can eat.