Japan Open 2013

Jun 1 - 2, 2013
Tokyo, Japan

Sunpearl Arakawa

Arakawa 1-1-1 Arakawa-ku

Small hall

Japan Open 2013 website


WCA Delegates
Kei Suga (須賀慶), Sakae Tokuda (徳田栄), Takayuki Ookusa (大艸尊之), Yohei Suzuki (鈴木洋平), and Yuji Suse (巣瀬雄史)
Main event
Registration requirements
This competition is over, click here to display the registration requirements it used.
Click here to display the highlights of the competition.

Yu Sajima (佐島優) won with an average of 8.96 seconds in the 3x3x3 Cube event. Tomoya Iida (飯田朋也) finished second (10.31) and Kengo Kageyama (蔭山賢吾) finished third (10.37).

Event Name Best Average Representing Solves
3x3x3 Cube Yu Sajima (佐島優) 8.03 8.96 Japan 8.038.449.1811.089.27
2x2x2 Cube Sinpei Araki (荒木慎平) 3.05 3.29 Japan 3.593.053.163.523.18
4x4x4 Cube Yu Sajima (佐島優) 34.58 36.23 Japan 38.7534.5837.1935.1136.40
5x5x5 Cube Yu Nakajima (中島悠) 1:02.50 1:08.87 Japan 1:16.501:07.191:08.031:11.381:02.50
6x6x6 Cube Yu Nakajima (中島悠) 2:04.69 NR 2:17.71 Japan 2:30.052:18.402:04.69
7x7x7 Cube Yu Nakajima (中島悠) 3:11.44 NR 3:25.27 NR Japan 3:43.053:21.333:11.44
3x3x3 Blindfolded Yuhei Takagi (高木佑平) 58.81 DNF Japan 1:01.5558.81DNF
3x3x3 Fewest Moves Tomoaki Okayama (岡山友昭) 31 Japan 31
3x3x3 One-Handed Yuhei Takagi (高木佑平) 14.69 15.31 Japan 14.6914.8016.6515.3315.81
Clock Yu Sajima (佐島優) 7.72 9.30 Japan 8.697.728.44DNF10.78
Megaminx Yu Nakajima (中島悠) 58.16 1:04.21 Japan 1:14.2858.161:04.461:00.831:07.33
Pyraminx Yohei Oka (岡要平) 3.90 4.84 Japan 4.115.773.905.714.69
Square-1 Yu Nakajima (中島悠) 18.69 19.92 Japan 21.5219.1919.0522.1918.69
4x4x4 Blindfolded Taku Yanai (矢内拓) 11:10.00 Japan DNF11:10.00
5x5x5 Blindfolded Yuhei Takagi (高木佑平) 20:58.00 Japan DNF20:58.00
3x3x3 Multi-Blind Ryo Kozawa (小澤諒) 7/8 55:05 Japan 7/8 55:05
3x3x3 With Feet Yuhei Takagi (高木佑平) 34.22 39.97 Japan 34.2242.0243.68
Event Round Format Time limit Proceed
3x3x3 Cube First round Ao5 10:00.00
Second round Ao5 10:00.00
Final Ao5 10:00.00
2x2x2 Cube First round Ao5 10:00.00
Final Ao5 10:00.00
4x4x4 Cube First round Ao5 10:00.00
Final Ao5 10:00.00
5x5x5 Cube First round Ao5 10:00.00
Final Ao5 10:00.00
6x6x6 Cube Final Mo3 10:00.00
7x7x7 Cube Final Mo3 10:00.00
3x3x3 Blindfolded Final Bo3 10:00.00
3x3x3 Fewest Moves Final Bo1 1 hour
3x3x3 One-Handed First round Ao5 10:00.00
Final Ao5 10:00.00
Clock Final Ao5 10:00.00
Megaminx Final Ao5 10:00.00
Pyraminx Final Ao5 10:00.00
Square-1 Final Ao5 10:00.00
4x4x4 Blindfolded Final Bo2 20:00.00
5x5x5 Blindfolded Final Bo2 30:00.00
3x3x3 Multi-Blind Final Bo1 10:00.00 per cube, up to 60:00.00
3x3x3 With Feet Final Mo3 10:00.00

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 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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