Tetris

紹介 Tetris

Tetris is the world's most iconic puzzle game. Rotate and arrange falling blocks (tetrominoes) to complete horizontal lines. As lines clear, you earn points and the speed increases. Simple to learn, impossible to put down. Play Tetris free online in your browser!

History of Tetris

Tetris was created by Soviet software engineer Alexey Pajitnov on June 6, 1984, while working at the Soviet Academy of Sciences in Moscow. Inspired by his favorite puzzle game pentominoes, Pajitnov designed Tetris using four-square pieces (tetrominoes) to fit the limited computing power of the Elektronika 60 computer. The game sparked a fierce international licensing battle during the Cold War era, with multiple companies claiming rights. Nintendo ultimately secured the handheld rights, and the Game Boy version bundled with the device in 1989 became a landmark in gaming history, selling over 35 million copies.

Tetris Tips & Strategies

• 💡Always keep the playing field as flat as possible; avoid creating tall columns with deep gaps.
• 💡Reserve the right (or left) column for the I-piece (straight line) to score 4-line "Tetrises" worth maximum points.
• 💡Learn the rotation system so you can spin pieces into tight spaces even when they initially do not seem to fit.
• 💡Look at the "next piece" preview to plan where your current piece should go.
• 💡Focus on clearing lines consistently rather than waiting too long for the perfect piece to complete a Tetris.
• 💡At higher speeds, use the hard drop feature for precise placement rather than letting pieces fall slowly.

Fun Facts About Tetris

• ★Tetris has sold over 520 million copies across all platforms, making it one of the best-selling video games of all time.
• ★In January 2024, 13-year-old Willis Gibson became the first human to "beat" the NES version of Tetris by reaching the kill screen at level 157.
• ★The Tetris theme song, known as "Korobeiniki," is actually a 19th-century Russian folk song about a traveling peddler.
• ★Researchers have proven that the "Tetris effect" is a real psychological phenomenon where players see falling shapes in their mind after extended play sessions.

遊び方 Tetris

1. 1Use arrow keys to move and rotate falling blocks
2. 2Left/Right arrows to move blocks sideways
3. 3Up arrow to rotate, Down arrow to speed up the drop
4. 4Complete a full horizontal line to clear it and earn points
5. 5Don't let the blocks stack to the top!

よくある質問： Tetris