In 2016 Summer going to release in Japan on iOS and Android devices as a free to play title the next official Gakusen Toshi Asterisk game. The release date of the game still unknown but today a new promotion video released. The video introduce some gameplay scenes includes the ADV part, settings and the battle parts of the game.
The pre-registration campaign also started where you can get Rare character roll out ticket (minimum SR) and a limited, summer unifor costume for Kirin. You can register from the official website of the game. So, here is the promotion video.