Coupon Management for IIJmio app analytics for December 17

This is the unofficial IIJ/IIJmio coupon application. ■■■ Coupon Switch ■■■ You can turn on/off the coupon. You can get fast network access using coupon. ■■■ Data Usage ■■■ You can check your data usage last 30 days. You will understand how you use data. ■■■ Data Available ■■■ You can intuitively check your available data for each month. Also, you can check how data you carried from last month. ■■■ Account Information ■■■ It's simple account information. I hide the easter egg on this screen. Please find it out!