What fun places a kid can go or do in japan describe what will you experience?

Question:

for example go fishing there but why should i go fishing all the way there when i can go fishing hear :)
im looking for place that is fun for kid and adults at least 1 for kids and adults

Answer:

Disneysea Resort, Disneyland, Sanrio Puroland, Pokemon centers, & and my favorite Fujikyu Highland Park.