ひたpay is an Android application developed by KYUSHU ELECTRIC POWER CO. INC that allows users to easily purchase and use gift certificates. With this app, users can apply, purchase, and use gift certificates anytime and anywhere they want.

One of the main features of the app is that the gift certificates are stored in the user's smartphone. This means that users can apply, purchase, and use them at any time without having to carry physical certificates.

The app is easy to use and all the processes, such as applying, purchasing, and using gift certificates, can be completed on the smartphone. The purchase and receipt of gift certificates can be done at convenience stores, which are available 24/7.

Overall, ひたpay is a convenient app for those who frequently use gift certificates. It simplifies the process of applying, purchasing, and using gift certificates, making it easy to access them anytime and anywhere.