All-indoor, all-kawaii: Sanrio Puroland delivers character meet-and-greets, parades, rides, and shows in a compact space that’s perfect for toddlers through early elementary—just don’t forget those Puropasses.

From glowing jellyfish to dolphin shows and underwater tunnels, Maxell Aqua Park in Shinagawa is a family-friendly favorite that’s fun, easy to navigate, and totally worth repeat visits.