Is it better to stay in Osaka or Kyoto with kids?

Osaka is generally more 'kid-friendly' and energetic, while Kyoto is better for history. If your kids get bored of temples easily, stay in Osaka.

Yes. While major attractions take cards, street food stalls and some small vending machines only accept Japanese Yen coins.

One Day in Osaka with Kids: A Practical Plan

Focus on the Osaka Castle area and the Kaiyukan Aquarium to minimize transit time and maximize engagement. Use the Osaka Amazing Pass to get free entry and unlimited subway rides for a flat rate.

Get the Osaka Amazing Pass. Purchase the 1-day pass (3,300 JPY) at a major subway station or online before you arrive. It covers all subway lines and includes entry to major sites like the castle and the aquarium discount.
Start at Osaka Castle Park. Arrive by 9:00 AM. Enter the park to see the castle exterior. If the kids are small, take the 'Road Train' that circles the park to save their legs for later.
Head to the Osaka Aquarium Kaiyukan. Take the Chuo subway line to Osakako Station. The aquarium is a 10-minute walk. Allow at least 3 hours here; it is one of the largest in the world and has a dedicated touch pool.
Finish at Tempozan Harbor Village. Located right next to the aquarium, ride the Tempozan Ferris Wheel at sunset for a view of the bay. Use your pass for a discount.

Is it better to stay in Osaka or Kyoto with kids?: Osaka is generally more 'kid-friendly' and energetic, while Kyoto is better for history. If your kids get bored of temples easily, stay in Osaka.
Do I need cash?: Yes. While major attractions take cards, street food stalls and some small vending machines only accept Japanese Yen coins.