Bandai Namco released the VALHAIT RISING which is a new smartphone RPG game. You can download it for FREE from the Google Play and the Apple AppStore but currently only from Japan. The pre-registration gifts already available so you can start the game with a huge help.
The game supports the multiplayer gaming mode and maximum 4 players can play together in one time (internet connection required). It should be noted that all the gifts (Pre-registration, Twitter campaign etc) available only until August 27, 2016 6:00 AM (local Japan time) after that you can’t claim them.