It can be officially used for Japanese income-tax deduction. You could download the remittance certification from the app or let us know if you need more information such as Nenkin stuff.
Earn thousands loyalty points first time register Smiles app or refer to your friends, or on each remittance transaction. Use point to send money to your home-country with spending ZERO yen is possible on Smiles.
The real-time exchange rate simulator that is developed by Smiles Remittance. You can calculate remittance fees as well as update exchange rate to your home-country currency every-time, every-where you need to remit from Japan.
By registering Smiles account, you can make a legal remit from Japan and have many benefits: income tax deduction, earn loyalty membership points to make a zero fee transaction.