Tokyo Winter 2025

One hundred and thirteen competitors gathered at Ota Ward Plaza on December 7, 2025, setting the stage for an intense single-day showdown across eight total rounds. The Tokyo Winter 2025 meeting brought together domestic standouts and traveling international contenders in Ota, Tokyo, Japan. With four distinct disciplines on the schedule, the cubing competition became an arena where regional pride clashed against top-tier overseas talent, testing the depth of the local scene from the very first solves of the morning.

The premier 3x3x3 Cube event drew 108 competitors, delivering some of the tightest 3x3 results seen on the regional circuit this season. Local favorite Wataru Takamiya captured first place for the host nation with a winning average of 7.49 seconds, anchored by a best single solve of 6.88 seconds across two demanding rounds. Japan secured a complete sweep of the main podium as Hitoki Kidahashi finished as runner-up with an average of 7.88 seconds, edging out Junnosuke Takahashi who claimed third place with a 7.90 average.

In the 2x2x2 Cube event, international visitors disrupted the domestic order in spectacular fashion. Aiden Lim Tze Choon of Singapore paced a field of 75 competitors, seizing victory with a lightning-fast winning average of 2.02 seconds and a best single effort of 1.13 seconds. Yui Tomita kept the pressure on for Japan, taking the silver medal position with a 2.36 average, while 3x3 champion Wataru Takamiya proved his multi-event versatility by collecting the bronze medal with a 2.88 average in the final round.

The battle across borders continued into the Square-1 event, where Calvin Nielson of the United States delivered a commanding performance against 44 rivals. Nielson secured the gold medal with a winning average of 6.58 seconds and the day's best single of 4.66 seconds, denying the home contingent the top spot. Makoto Takaoka led the Japanese defense by taking second place with an 8.95 average, while Takumi Tamura rounded out the podium positions with a 13.13 average.

Big cubes brought the spotlight firmly back to Japanese speedcubing excellence in the 4x4x4 Cube competition. Sei Sugama claimed the title among 68 competitors by delivering a decisive winning average of 28.94 seconds, featuring a blazing best single of 24.34 seconds. Makoto Takaoka earned his second podium finish of the day by taking second place with a 30.72 average, narrowly finishing ahead of Takumi Kawazoe who locked up third place with a 31.28 average.

Beyond the championship finals, the results table at Tokyo Winter 2025 concealed remarkable individual breakthroughs and ambitious multi-event campaigns. Eisuke Akiyama generated one of the day's biggest leaps, recording a personal best of 12.26 seconds in Square-1 to improve his prior mark by 67.6 percent on his way to a ninth-place overall finish, while also lowering his 4x4x4 Cube personal best to 49.12 seconds, a 10.1 percent improvement. Mirei Morioka tackled four disciplines, logging a first ever attempt at Square-1 of 33.65 seconds, shaving 33.1 percent off her 2x2x2 Cube personal best with a 6.74 single, and bettering her 4x4x4 Cube personal best to 1:00.37, which was 15.6 percent faster than before.

Several other dedicated competitors took on heavy schedules and uncharted territory across the weekend program. Yusuke Misawa entered all four events, recording a first ever attempt at Square-1 of 52.70 seconds, a first ever attempt at 4x4x4 Cube of 1:26.61, and a first ever attempt at 2x2x2 Cube of 9.08 seconds. Ryuichi Hayase also took on four events, posting a first ever attempt at Square-1 of 25.04 seconds, a first ever attempt at 2x2x2 Cube of 3.35 seconds, and a first ever attempt at 4x4x4 Cube of 52.17 seconds. Yuto Yamada matched that four-event workload with a first ever attempt at Square-1 of 22.41 seconds, a first ever attempt at 2x2x2 Cube of 3.16 seconds, and a first ever attempt at 4x4x4 Cube of 1:06.88. Meanwhile, Yasumichi Miura registered a first ever attempt at 4x4x4 Cube of 2:52.75, a first ever attempt at 2x2x2 Cube of 5.86 seconds, and improved his Rubik's Cube personal best to 21.22 seconds, a 13 percent drop.

By the conclusion of the event, Japanese competitors had captured ten of the twelve available podium positions, defending their home turf with authority while conceding two hard-fought titles to standout performers from the United States and Singapore. Every round tested the technical poise of the athletes under strict speed cubing tournament conditions. As the final scores were ratified, this memorable WCA competition demonstrated the vibrant standard of play driving the community forward into the next season of play.

2025年12月7日、Ota, Tokyo, Japanの大田区民プラザにて開催されたTokyo Winter 2025において、もっとも鮮烈な光を放ったのは3x3x3 Cube決勝でのWataru Takamiya (髙宮径)による圧巻の試技でした。髙宮径は単発6.88を記録し、平均7.49という驚異的なタイムを叩き出して見事に頂点へ立ちました。わずかなミスも許されない緊迫した戦いの中で、正確な指さばきと卓越した判断力が光る一幕となりました。

今大会は計113名の選手がエントリーし、ルービックキューブをはじめとする4種目8ラウンドにわたって熱い競技が繰り広げられました。スピードキュービングの公式大会であるWCA competitionとして、各ラウンドで一瞬の狂いが順位を大きく分ける過酷なコンディションの中、各選手が日頃の練習の成果を存分に発揮しました。

注目の3x3x3 Cubeでは、優勝したWataru Takamiya (髙宮径)に続き、Hitoki Kidahashi (木田橋仁毅)が平均7.88で2位、Junnosuke Takahashi (髙橋淳之介)が平均7.90で3位に入り、108名が出場した激戦区の表彰台を日本勢が独占しました。わずか0.02秒差で順位が分かれる極限のタイム争いが会場を沸かせました。

Square-1部門では、USAのCalvin Nielsonが単発4.66、平均6.58という圧倒的なスコアを叩き出して快勝を収めました。2位にはMakoto Takaoka (高岡誠)が平均8.95で続き、3位にはTakumi Tamura (田村匠)が平均13.13で入るなど、変形パズル特有の複雑な手順を迅速に処理するハイレベルな戦いが展開されました。

2x2x2 CubeではSingaporeのAiden Lim Tze Choonが単発1.13、平均2.02という抜群のスピードを見せて優勝を飾りました。日本勢のYui Tomita (富田唯依)が平均2.36で2位、3x3x3王者のWataru Takamiya (髙宮径)が平均2.88で3位と続きました。4x4x4 CubeではSei Sugama (洲鎌星)が単発24.34、平均28.94の好記録で優勝し、Makoto Takaoka (高岡誠)が平均30.72で2位、Takumi Kawazoe (川添匠)が平均31.28で3位に入りました。

結果表の数字の裏側では、目覚ましい自己ベストの更新や新種目への果敢な挑戦がありました。Ryota Takahashi (高橋瞭太)は3種目に出場し、初挑戦の4x4x4 Cubeで1:24.94を記録したほか、3x3x3 Cubeで20.43へ30.1パーセント短縮、2x2x2 Cubeでも5.01へ25.9パーセント短縮を果たしました。Yuito Nozaki (野崎結人)も3種目で躍動し、初挑戦のSquare-1で15.70をマーク、4x4x4 Cubeで39.95へ23.6パーセント短縮、3x3x3 Cubeで10.16へ7.8パーセント短縮しました。Kenji Kawashima (川嶋賢慈)は初挑戦の2x2x2 Cubeで7.11を出し、Square-1で35.48へ25.7パーセントの大幅更新を達成しました。

さらに熱戦を彩った挑戦者たちも確かな足跡を残しました。4種目に挑んだSoh Hasegawa (長谷川蒼)は、初挑戦の2x2x2 Cubeで3.43を記録し、Square-1で11.10へ20.6パーセント向上、4x4x4 Cubeで40.79へ7.4パーセント短縮しました。Harunosuke Yoshida (吉田陽之丞)は3x3x3 Cubeで5位入賞を果たしつつ、初挑戦の4x4x4 Cubeで49.37、2x2x2 Cubeで3.60へ24.5パーセント更新しました。4種目を戦ったGo Nakamura (中村豪)は初挑戦のSquare-1で14.51、4x4x4 Cubeで34.80へ14.1パーセント短縮、2x2x2 Cubeで2.99へ13.8パーセント更新を記録しました。

Tokyo Winter 2025は、記録更新に挑むベテランから新境地を開く挑戦者まで、すべての参加者の情熱が結実した大会となりました。大田の地で生まれた数々の素晴らしい記録と記憶は、次のシーズンへと向かうスピードキューバーたちにとって大きな糧となることでしょう。