Tetris (Russian: ТетриÑ) is a falling-blocks puzzle video game, released on a large spectrum of platforms.
Famous J-pop singer Utada Hikaru is an avid Tetris player. She participated in a Tetris DS tournament sponsored by Nintendo and beat 26 out of 30 opponents, mostly of average players and also 1 out of 2 expert tetris players. On her personal blog, she is said to have reached 99,999,999 points in Tetris DS, the highest possible score, after playing the game for 17 hours total.