The end is only
the beginning...
On November 28th and 29th, Tokyo will host the 2025 Square One Tetris Championship, bringing the world’s best players together for an epic showdown of skill and speed. Join us for the ultimate clash of Tetris legends, streamed live for fans worldwide. Experience the excitement as Puzzle Kingdom crowns this year’s champion in the heart of Japan!
What is Square One?
Square One is the premier global Tetris championship, uniting top players from around the world to compete in intense, high-stakes matches. Hosted by Puzzle Kingdom at the iconic e-Hangout center in Tokyo, this tournament showcases unparalleled skill, speed, and strategy as competitors battle for the title of Tetris champion. Known for its thrilling gameplay and passionate community, Square One is where the best stack up!

Games that test every skill!!!


TETRIS EFFECT: CONNECTED - SCORE ATTACK
In Tetris Effect: Connected – Score Attack, players compete to reach transcendence through precision, rhythm, and focus. With every perfectly timed Tetris, the world around them pulses in sync with their performance. At the Square One Tetris Championship, Score Attack transforms pure gameplay into art—a hypnotic battle of optimization, vision, and flow.


TETRIS THE GRANDMASTER 4
Tetris The Grand Master 4 embodies the pinnacle of technical skill at the Square One Tetris Championship. Known for its blistering speed and unforgiving precision, it challenges players to achieve perfection under relentless pressure. Every placement counts, and only the most disciplined minds can climb to the rank of Grand Master in this legendary test of endurance and control.


TETRIS EFFECT: CONNECTED ZONE BATTLE
Zone Battle is the ultimate test of precision and adaptability at the Square One Tetris Championship. Competitors harness the power of the Zone to slow time, chain massive clears, and outthink their rivals in a format that rewards both lightning-fast reflexes and cool-headed strategy. Every match is a battle of nerves, focus, and pure Tetris mastery.


Puyo Puyo ™ TETRIS2®
At the Square One Tetris Championship, Puyo Puyo ™ TETRIS2® showcases the art of competitive Tetris at its finest. Players face off in intense duels that blend speed, strategy, and style—pushing their limits in a game where one brilliant move can turn the tide. It’s a celebration of both precision and creativity in the puzzle arena.
Tournament Schedule
Join us for an exciting weekend filled with Tetris competitions and engaging activities!
Day 1 - November 28th
Day 2 - November 29th
FAQs
Find answers to your most pressing questions about the Square One Tetris Championship right here.
The Square One Tetris Championship, originally an invitational for Tetris Effect: Connected, has evolved into a live event held in Tokyo, Japan. With a vision to become the world’s premier Tetris championship, Square One brings together top players from around the globe in a high-stakes competition that celebrates the skill, strategy, and excitement of Tetris at its finest.
The Square One Tetris Championship will take place on November 28th and 29th 2025. Make sure to mark your calendars!
The Square One Tetris Championship will be held at hangout eスポーツエリア24 in Tokyo, Japan. Hangout eスポーツエリア24 is a premier sports venue located at Showa Building 5F 5-24-2 Kamata, Ota-ku Tokyo 144-0052. For more information about the venue, please visit the official website: https://esports-hangout.jp/
Yes! We will be live-streaming the championship on both Puzzle Kingdom on Twitch and Puzzle Kingdom Japan on YouTube. If you'd like to restream the event with your own commentary or have a watch party, please feel free to do so!
Still have questions?
We're here to help you with any inquiries!
Partner with us!
Join us as a sponsor of Square One and connect with a passionate, global audience in the heart of competitive Tetris. By sponsoring this premier event, your brand will be showcased alongside the world’s top players and streamed to fans worldwide.
2025 Main Sponsor

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