The latest info on JAL Japan Airlines mobile apps
There is an iOS app from JAL Japan Airlines which will work on your iPhone, iPod, or iPad.
For JAL Japan Airlines JAL Mileage Bank members, you'll be able to manage your account from the app, though using their website will no doubt provide more functionality
The Android apps from JAL Japan Airlines work with all Android phones and tablets from various manufacturers (Samsung, LG, Google, etc.), and Android Wear watches might also be compatible. As is often the case, the Android app offers the same functionality as the iOS app.
Also take a look at JAL Japan Airlines's website by clicking here — you should be able to do what you need there.