I hadn't even heard of this game.
Sony's Fate/Grand Order #1 grossing mobile game worldwide in Aug, dethrones MS in JP - NeoGAF
Sony's Fate/Grand Order #1 grossing mobile game worldwide in Aug, dethrones MS in JP - NeoGAF
Quote
Fate managed to achieve two huge milestones this month.
1.) Fate/Grand Order was the #1 top grossing mobile game worldwide.
2.) In Japan specifically, the game dethroned Monster Strike to become the #1 grossing game for the month. Monster Strike had held that position since May 2015.
Worldwide:
Japan: