One Piece Tower Tokyo

Tokyo Tower, inspired by Paris’ Eiffel Tower, is an impressive sight from the outside, but what so many people don’t know is that hidden inside the tower is an entire theme park dedicated to Japan’s biggest manga and anime: One Piece. Even if you don’t know your otaku culture, chances are you’ve heard of the pirate anime sensation. And whether you’re a fan or not, you can’t pass up the chance to immerse yourself in an anime world full of costumes, attractions, gifts to purchase, and themed food. If you’re not into the theme, the tower is totally cool from the outside, and hits our list of one of the best free things to do in Tokyo.