Incredibly Ingenious: Japanese Inventions You Can't Find Elsewhere
3. Cave Trading
What It Is: A Trading Card Store with Four Floors Located Beneath a Bridge
Average Cost: Free to Enter*
The entrance to this unique four-floor trading card store is surprisingly modest, tucked away beneath a bridge. However, once you step inside, you’ll be amazed by the expansive collection that awaits you. The first level features stunning glass cabinets filled with thousands, if not millions, of trading cards.
As you explore the various floors, you’ll discover an extensive range of cards, from popular trading card games to rare collectibles. This hidden gem offers enthusiasts a chance to immerse themselves in the vibrant world of trading cards, making it a must-visit destination for collectors and fans alike.

This trading card store features a diverse collection that includes both uncommon and commercial editions from popular games such as Magic: The Gathering, Yu-Gi-Oh!, and Pokémon. Located in Tokyo's vibrant Akihabara District, the shop is perfectly situated amidst a bustling shopping area renowned for its wide array of offerings.
Akihabara is famous for its electronics stores, video game shops, manga and anime outlets, and even quirky maid cafés, making it a hub for pop culture enthusiasts. The Cave Trading stands out as a must-visit destination for trading card fans, adding to the eclectic charm of this iconic district.