It may take some time for your purchased items to appear.
Please try restarting the game with a stable network.
【iOS(App Store)】
Due to delays in the purchase process, it may take some time before the purchase appears.
If the payment is not completed in the "Purchase History" of the App Store, please contact Apple directly.
【Android(Google Play Store)】
1) Check your Google Play order history to see if the purchase process has been completed.
2) Please try clearing the cache of the Google Play Store from the Settings app on your device.
3) If the purchase has been completed, please restart your device.
4) Please check if your new items appear in the game.
Please note that if you try to purchase an item again before it has appeared, you may end up with a duplicate purchase.
If you are using iOS
https://support.apple.com/HT204088
If you are using Android
https://support.google.com/googleplay/answer/2850369
If you are using Steam
https://store.steampowered.com/account/history/