Does this product use Epic Games' payment system for in-game purchases, or does it use its own payment platform?

Each platform versions use the payment system provided by the platform. You will be redirected from the in-game store to the platform's store page to make a purchase.

Can I play without making in-game purchases?

You do not need to make any purchases to play this product. Purchases are only for additional features and boost items.

Are in-game purchases refundable?

The refund policy follows Epic's policy. Please check here: Epic Games Store Refund Policy https://www.epicgames.com/site/ja/store-refund-policy (Открывается в новой вкладке)

Can purchased content be used on other platforms?

No, items purchased on the Epic Games Store can only be used on the Epic version.

What in-app or in-game purchases are offered in your product?