J-World Tokyo is an indoor theme park that is all about the vast world of Shonen Jump with an array of attractions from One Piece, Dragon Ball, Naruto, and many more. Character-themed snacks are also available. Whether you're a massive fan of Shonen Jump's comics or not, you're sure to have an amazing day here.
Sunshine Aquarium is located on the rooftop of Sunshine City, a rather unique place for an aquarium. It is known for its creative exhibition style and the aquarium offers a massive variety of fish in massive tanks, some even host shows in which divers and the tank's inhabitants perform together. Popular performances include the penguin and pelican feeding shows.
Namja Town is an indoor theme park that is popular not only among children but also as a date spot, famous for both attractions and restaurants. Highlights of the park include a game where you destroy zombies to complete missions, a game where you pretend to be a detective and solve mysterious cases, among many more that are just waiting to be tried out! Many different kinds of delicious, creative dishes are available at various stores and restaurants, such as the Namja Gyoza Stadium serving famous gyoza (fried dumplings) from all over Japan, or Fukubukuro Dessert Yokocho, a street lined with shops that let you try different kinds of ice creams from different regions.
*This information is from the time of this article's publication.