japanshopping.org/search/shopping_articles/detail/東京の味が集結-大丸東京店-tokyo自慢の味めぐり
“Hoppe Town” is the sweets and gourmet floor on the 1st and B1st floor of the Daimaru Tokyo Store.
Among them, there is a great variety of Japanese and Western confectionery for souvenirs, and you can find unique Tokyo gems from long-established and popular shops with their head offices in Tokyo”.
Here’s the map:
https://japanshopping.org/search/shops/detail/8
It’s in the big Daimaru building just north of the Yaesu North Exit at Tokyo Station.