Osaka 2011

Mar 26, 2011
Osaka, Japan


1-13-13 Higashinakajimacho, Higashiyodogawaku
Osaka 2011 website


WCA Delegates
Masayuki Akimoto (秋元正行) and Yohei Suzuki (鈴木洋平)
Main event
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Yumu Tabuchi (田渕雄夢) won with an average of 10.41 seconds in the 3x3x3 Cube event. Daiki Matsumoto (松本大輝) finished second (10.91) and Yu Sajima (佐島優) finished third (11.22).

World records: Yohei Oka (岡要平)‎ Pyraminx 3.65 (average).

Asian records: Yumu Tabuchi (田渕雄夢)‎ 3x3x3 One-Handed 15.62 (average).

Event Name Best Average Representing Solves
3x3x3 Cube Yumu Tabuchi (田渕雄夢) 8.41 10.41 Japan 11.8110.538.4110.819.88
2x2x2 Cube Shinichiro Sato (佐藤真一郎) 2.50 3.57 Japan DNF4.053.593.082.50
4x4x4 Cube Yumu Tabuchi (田渕雄夢) 39.03 41.81 NR Japan 39.0342.0041.7241.721:13.97
5x5x5 Cube Shuhei Omura (大村周平) 1:14.02 1:21.13 Japan 1:19.081:19.311:14.021:25.001:27.19
3x3x3 Blindfolded Tomoki Kubo (久保友樹) 1:02.36 1:06.93 NR Japan 1:10.191:02.361:08.25
3x3x3 One-Handed Yumu Tabuchi (田渕雄夢) 14.50 16.61 Japan 17.8815.3616.6317.8414.50
Pyraminx Yohei Oka (岡要平) 3.36 3.65 WR Japan 3.503.813.654.583.36
4x4x4 Blindfolded Tomoki Kubo (久保友樹) 8:46.60 Japan 11:56.008:46.60
5x5x5 Blindfolded Tomoki Kubo (久保友樹) 22:44.00 NR Japan DNF22:44.00
3x3x3 Multi-Blind Tomoki Kubo (久保友樹) 7/7 48:07 NR Japan 7/7 48:07
Event Round Format Time limit Cutoff Proceed
3x3x3 Cube First round Ao5
Second round Ao5
Final Ao5
2x2x2 Cube First round Ao5
Final Ao5
4x4x4 Cube First round Bo2 / Ao5 2 attempts to get < 1:30.00
Final Ao5
5x5x5 Cube First round Bo2 / Ao5 2 attempts to get < 2:30.00
Final Ao5
3x3x3 Blindfolded Final Bo3
3x3x3 One-Handed First round Bo2 / Ao5 2 attempts to get < 45.00
Final Ao5
Pyraminx Final Ao5
4x4x4 Blindfolded Final Bo2
5x5x5 Blindfolded Final Bo2
3x3x3 Multi-Blind Final Bo1 10:00.00 per cube, up to 60:00.00

Time limit

If you reach the time limit during your solve, the judge will stop you and your result will be DNF (see Regulation A1a4).


The result to beat to proceed to the second phase of a cutoff round (see Regulation 9g).


The format describes how to determine the ranking of competitors based on their results. The list of allowed formats per event is described in Regulation 9b. See Regulation 9f for a description of each format.

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