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Tetris ® & © 1985~2010 Tetris Holding. Tetris logo, Tetris theme song and Tetriminos are trademarks of Tetris Holding.
The Tetris trade dress is owned by Tetris Holding.Licensed to The Tetris Company. Game Design by Alexey Pajitnov.Logo Design by Roger Dean.All Rights Reserved.
Sub-licensed to Tetris Online Japan, Inc. All other elements © 2005-2010 Tetris Online Japan, Inc. All Rights Reserved.