Back in May, it was reported that KLab's social rhythm game for iOS and Android, Love Live! School Idol Festival attracted 3 million players. Then the girls have doubled it in seven months. The game's official site today announced that it has now 6 million players in Japan. The site previously reported that the number of its player reached 5 million as of October 5, so it means one million new users have joined the game to play with the girls in such a short period of time of two months.