5 features of the waiting application "Jun-kun"
　①The same account can be used on multiple devices. And an unlimited number!
　②Real-time call with push notification
　③Coupon delivery function* contributes to increased sales (*if the customer allows it)
　④There is a store display function that allows you to see the waiting status at a glance
　⑤English is also supported, so foreign customers can feel at ease