The latest info on JAL Japan Airlines mobile apps
The iOS apps from JAL Japan Airlines will work with all of your Apple devices, from iPad to iPhone
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
As the most popular mobile platform in the world, JAL Japan Airlines has taken notice of Android and provided an app for most Android devices. 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.