With the rights secured, Tengen produced their own copy of "Tetris" for the Nintendo Entertainment System, and later licensed the rights to Henk Rogers on behalf of Nintendo, who traveled to Moscow to secure permission to distribute "Tetris" with the Game Boy.
With the rights secured, Tengen produced their own copy of "Tetris" for the Nintendo Entertainment System and marketed it in May 1989. Tengen along with Spectrum HoloByte later licensed the rights to Henk Rogers on behalf of Nintendo to distribute "Tetris" in Japan, and Rogers traveled to Moscow to secure permission to distribute "Tetris" with the Game Boy.