A Worldwide Trend That Tends To Stay Forever. Have you ever heard of the Sudoku game? If you do, then you must be following all the trends that are happening around you. Anyway, who does not know anything about it? The children, youth and the elder know how to play the Sudoku game. Sudoku game is a new Japanese puzzle game that is taking the entire world by storm. It started as an unknown game but it already conquered Japan on the 80s. Today, there are over a million players who play for it every month on the internet.