Asobimo working on a new MMORPG called Gate of Rebellion. The release date of the game is unknown but it will be a free to play (basic) smartphone title on iOS and Android.
The company today started to accept the sign-up for the Alpha Testers for the Android version of the game.

You have to note that the game is in only Alpha version but already using the Unreal Engine 4 so you need minimum a mid-range but a high-end is better phone for the test.
According to the Alpha Test page the 999 testers wanted, and you have to run minimum Android 5.0

You can sign-up for the test until January 27, 2017 and the test will be held on January 30 and January 31, 2017. You can register in here: http://rebellion.jp/pre_register