As a result, Tetris was bundled with the Game Boy in every region except Japan on its release, which occurred in Japan in April 1989, followed by North America in July, and Europe in September of the following year.
As a result of this decision, Tetris was included with the Game Boy in all regions except Japan when it first became available in Japan in April 1989, followed by its release in North America in July and Europe a year later.