As of 11th of January, 2013 the weekly manga magazine in Japan, Weekly JUMP's smartphone application, will be released in Android.
iOS version has been a top runner for the book category.
This application "JUMP Book Store!" has more than 1500 manga.The price starts 350JPY to 450JPY more reasonably priced than the paper version.
Android version suitable for Android OS 2.2 or higher spec.
As a promotion from 11th of January, 2013 till 14th of January you can get a first episode to third episode for free.