Tokyo Challenge IV 2023

Ao Nogami delivered a commanding standard of execution at Tokyo Challenge IV 2023, clinching first place with an exceptional 7.27 average and a 6.46 single. The decisive sequence of solves on the classic Rubik's Cube brought clarity to a tightly contested field where every turn carried immense weight. Organised as a sharp, single-round contest, the clash demanded immediate precision from the first turn to the final stop of the timer.

Held in Ota, Tokyo, Japan on April 9, 2023, the gathering brought together 45 competitors to test their skills at the 大田区入新井集会室 venue. This focused speedcubing tournament centered exclusively on the premier event, offering participants one crucial round to set their mark. Across the day, the intensity remained high as competitors worked to secure decisive marks in a single attempt at the table.

The fight for the podium remained extremely tight right through the final attempts. Itthikorn Jittaveeroj from Thailand claimed second place with a solid 8.34 average, narrowly outpacing Japan's Junnosuke Takahashi, who locked down third place with an 8.37 average. The razor-thin margin of three hundredths of a second between silver and bronze highlighted the relentless pressure of this speed cubing showcase.

Beyond the top podium spots, the overall 3x3 results demonstrated remarkable depth across the entire roster. Competitors consistently found their rhythm, with several setting notable personal bests. Ayumu Furusawa turned heads by recording a 7.50 single on the way to a 9.05 average, finishing in fifth place overall. Fumika Hoshino also delivered a smooth performance, capturing a 10.35 single and an 11.33 average.

Away from the top of the standings, Tokyo Challenge IV 2023 saw extraordinary individual breakthroughs that reflected months of dedicated practice. Leading the way in massive milestone leaps, Ghin Komiyama dropped their 3x3x3 Cube personal best to 24.37, improving by 71.1 percent from a previous mark of 1:24.27 to finish 34th. Soma Takubo made a major jump by setting a new personal best of 10.38, which was 22.4 percent faster than their prior 13.37, taking 17th place. Sowon Lee posted a 34.81 personal best to finish 39th, cutting 15.7 percent off their previous 41.28. Kai Harada secured 15th place with a 10.79 personal best, outpacing their previous 12.70 by 15 percent.

The personal milestones continued throughout the single round of action. Shoki Umemori lowered their personal best to 17.77, marking a 13.8 percent improvement over their earlier 20.62 mark on the way to 25th place. Ayumu Furusawa improved their personal single to 7.50, an increase of 3.7 percent over their previous 7.79 best, while finishing 5th overall. Nao Ishikawa set a new personal best of 12.48, beating an old record of 12.96 by 3.7 percent to earn 19th place. Taiga Araki also registered a notable performance, finishing 29th with a personal best single of 20.00.

Additional personal milestones enriched the official tournament records across the board. Haruma Kaneko recorded a 16.67 single and a 19.71 average, while Akira Tokuse registered marks of 17.66 for a single and 18.27 for an average. Vulcan Leung Yau Long of Hong Kong posted a 15.25 single alongside a 21.16 average, and Rintaro Wada logged a 24.58 single and a 26.72 average.

Further down the rankings, competitors continued to establish solid official marks during the WCA competition. Masaya Taji logged a 25.63 single and a 31.44 average, Toma Terano achieved a 29.64 single with a 31.94 average, Setsuna Gotoh registered a 31.64 single and a 35.35 average, and Makoto Fukuda completed the day with a 41.81 single and a 47.12 average.

As the final solves were logged and the timers powered down, the cubing competition in Ota concluded on a high note. With Japan taking two podium spots and Thailand securing one, Tokyo Challenge IV 2023 offered an unforgettable day of high-stakes solving, setting a high standard as the community looks forward to the next season of competitive play.

東京都大田区の大田区入新井集会室には、タイマーが刻むリズムとキューブを素早く回転させる小気味よい音が響き渡っていました。2023年4月9日に開催されたTokyo Challenge IV 2023では、45名の選手が集い、スピードキューブの熱い戦いが繰り広げられました。

今大会で最も白熱した場面となったのが、ルービックキューブ（3x3x3 Cube）の表彰台争いです。とりわけ2位と3位のタイム差はわずか0.03秒という極限の接戦となり、会場の視線を集めました。

その激戦の頂点に立ったのはAo Nogami (野上碧)選手です。平均7.27をマークして見事に優勝を飾り、大会最速となる単発6.46の好記録も叩き出しました。抜群の安定感とスピードで堂々のタイトル獲得となりました。

激しい表彰台争いを繰り広げた2位には、平均8.34を記録したタイのItthikorn Jittaveeroj (อิทธิกร จิตทวีโรจน์)選手が入りました。そして3位のJunnosuke Takahashi (髙橋淳之介)選手は平均8.37をマークし、0.03秒の僅差で続きました。

キューブ大会の記録表の先には、初挑戦や個人記録更新に挑む選手たちの確かな足跡があります。今大会が初のWCA公式大会となったDai Tajima (田島大)選手は、3x3x3 Cubeの初試技で21.08を記録して31位に入りました。同じく初出場を果たしたSetsuna Gotoh (後藤雪那)選手は初試技で31.64をマークして37位、Ikuya Goto (後藤郁哉)選手は初試技35.78で40位、Makoto Fukuda (福田真人)選手は初試技41.81で42位の成績を残しました。

さらにキャリアを重ねる選手たちも着実に実力を発揮しました。Sophie Golding選手は3x3x3 Cubeで14位と好位置につけ、Yoshikazu Koike (小池慶和)選手は16位に入りました。Yudai Hondo (本堂勇大)選手は22位、Akira Tokuse (徳世明)選手は23位の順位をそれぞれ記録し、1種目のみの真剣勝負に挑みました。

Tokyo Challenge IV 2023では、上位陣以外にも多くの自己ベストが生まれました。Ayumu Furusawa (古澤歩)選手が単発7.50と平均9.05を揃えたほか、Fumika Hoshino (星野史佳)選手も単発10.35、平均11.33の好タイムを残しました。香港のVulcan Leung Yau Long (梁佑朗)選手は単発15.25、平均21.16を記録しています。

また、Haruma Kaneko (金子大真)選手は単発16.67と平均19.71をマークし、Akira Tokuse (徳世明)選手は単発17.66と平均18.27を残しました。Rintaro Wada (和田林太朗)選手は単発24.58、Toma Terano (寺野透真)選手は単発29.64、Masaya Taji (田地将也)選手は単発25.63を記録するなど、各選手が手応えを掴む一日となりました。

Ota, Tokyo, Japanで行われたTokyo Challenge IV 2023は、頂点を争う緊迫の勝負と選手それぞれの挑戦が見事に交錯した一日となり、幕を閉じました。