If you want to get a Order Receipt for your orders, Please follow the steps as below:
Open Yamimeal APP and tap on "Orders"
Tap on "Completed" and tap on the orders that you required a receipt
You can make a screenshot of the order details and save it.
If you need further assistance for this request, please send a ticket to Yamimeal customer care representatives via https://help.yamimeal.com/hc/en-us. We will try our best to help you as soon as possible.