- Do I need an account?
- No. There is no sign-up or sign-in.
- What is free, and what does unlock include?
- Bus, elevator, crossing, signal, and fire engine are free. The remaining buttons unlock together with a one-time, non-consumable purchase (¥500). Apple processes the payment.
- How do I restore purchases?
- Restore from within the app. A parental math quiz appears before restore. Apple processes payments and confirms the purchase.
- Is there a parental check for purchase or restore?
- Yes. A parental math quiz appears before purchase and before restore.