Japan Open 2009

Main event
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Yumu Tabuchi (田渕雄夢) won with an average of 11.53 seconds in the 3x3x3 Cube event. Mitsuki Gunji (郡司光貴) finished second (12.07) and Shuhei Omura (大村周平) finished third (12.38).

World records: Shuhei Omura (大村周平)‎ 4x4x4 Cube 39.28 (single).

Asian records: Ryosuke Mondo (門戸良介)‎ 5x5x5 Blindfolded 27:21.00 (single) and 3x3x3 Multi-Blind 7/8 47:07 (single); Taki Sugimoto (杉本太暉)‎ Clock 8.33 (single) and Clock 9.06 (average); Yumu Tabuchi (田渕雄夢)‎ 3x3x3 Cube 10.71 (average) and 3x3x3 One-Handed 18.73 (average).

Event Name Best Average Citizen of Solves
3x3x3 Cube Yumu Tabuchi (田渕雄夢) 9.96 11.53 Japan 12.0810.3312.2712.199.96
2x2x2 Cube Junya Tomita (富田純也) 3.90 4.67 Japan 4.444.685.803.904.90
4x4x4 Cube Shuhei Omura (大村周平) 39.28 WR 48.73 Japan 51.6948.7839.2845.7259.68
5x5x5 Cube Yumu Tabuchi (田渕雄夢) 1:24.50 1:27.02 Japan 1:26.401:39.711:24.501:25.561:29.11
6x6x6 Cube Yu Nakajima (中島悠) 3:09.27 3:15.43 Japan 3:22.753:09.273:14.28
7x7x7 Cube Yu Nakajima (中島悠) 4:21.30 4:55.80 Japan 5:32.034:54.064:21.30
3x3x3 Blindfolded Yumu Tabuchi (田渕雄夢) 59.71 DNF Japan 59.71DNF1:20.46
3x3x3 Fewest Moves Daiki Matsumoto (松本大輝) 40 Japan 40
3x3x3 One-Handed Yumu Tabuchi (田渕雄夢) 16.31 18.79 Japan 19.7118.0953.0216.3118.58
Clock Taki Sugimoto (杉本太暉) 8.33 AsR 9.06 AsR Japan 8.909.1611.869.138.33
Megaminx Yu Nakajima (中島悠) 1:14.19 1:17.98 Japan 1:16.381:14.191:23.36
Pyraminx Yohei Oka (岡要平) 3.65 4.22 Japan 3.653.914.154.595.06
Square-1 Yumu Tabuchi (田渕雄夢) 19.44 23.92 Japan 20.5823.8327.3419.4428.83
4x4x4 Blindfolded Yumu Tabuchi (田渕雄夢) 14:42.00 Japan DNF14:42.00
5x5x5 Blindfolded Ryosuke Mondo (門戸良介) 27:21.00 AsR Japan DNF27:21.00
3x3x3 Multi-Blind Ryosuke Mondo (門戸良介) 7/8 47:07 AsR Japan 7/8 47:07
3x3x3 With Feet Yuhei Takagi (高木佑平) 1:11.08 NR 1:12.58 NR Japan 1:13.471:11.081:13.18
Magic Yohei Oka (岡要平) 1.15 1.24 Japan DNF1.211.361.161.15
Master Magic Takayuki Ookusa (大艸尊之) 3.31 3.96 Japan 4.053.5612.633.314.28
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 Bo2 10:00.00
Final Ao5 10:00.00
5x5x5 Cube First round Bo2 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 Mo3 10:00.00
Pyraminx Final Ao5 10:00.00
Square-1 Final Ao5 10:00.00
4x4x4 Blindfolded Final Bo2 10:00.00
5x5x5 Blindfolded Final Bo2 10:00.00
3x3x3 Multi-Blind Final Bo1 10:00.00 per cube, up to 60:00.00
3x3x3 With Feet Final Mo3 10:00.00
Magic Final Ao5 10:00.00
Master Magic Final Ao5 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.