Announced by Bandai Namco at TGS 2017 last month, Sword Art Online: Integral Factor is an RPG title based on the popular Sword Art Online series. It has now entered closed beta stage for Android.
Accompanying by the main heroine Koharu and the other players, you will need to fight and clear the 100 floors of the floating dungeon. You can create your own character and apparently you will be able to create your own story by choosing your own path in the game too.
A few screenshots from the official website:
Sword Art Online: Integral Factor will be free-to-play for both Android and iOS, given that no actual release date is confirmed yet. But its pre-registration is still up now, and there will be various rewards depending on the number of sign-ups.