Shuichi Kuroiwa (黒岩秀一)

Country WCA ID Gender Competitions Completed Solves
Japan 2005KURO02 Male 8 111

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 615 16931 41055 17.33 20.37 39244 16289 613
2x2x2 Cube 494 20976 60996 8.22 9.33 49553 17303 430
4x4x4 Cube 307 8281 22196 1:17.44 1:26.69 20250 7437 300
5x5x5 Cube 223 5193 16020 3:04.39 3:49.27 13184 4512 221
Pyraminx 105 3468 10811 6.06 8.99 10125 3416 101

Medal Collection

Gold Silver Bronze
2 3 1

Record Collection

WR CR NR
1
Competition Round Place Single Average Solves
3x3x3 Cube
Japan Open 2008 Qualification round 42 22.09 24.7122.09
Kashiwa Open 2008 Second round 19 20.97 21.64 22.3020.9721.5321.0824.84
First round 19 19.47 22.83 19.47DNF23.5022.3422.66
Japan Open 2007 First round 24 17.94 20.72 24.6118.1121.0017.9423.06
Qualification round 15 19.09 19.0936.31
Japanese Championship 2006 Second round 12 19.50 20.37 19.7119.5021.4120.3421.06
First round 10 17.33 24.3417.33
Tokyo Open 2006 Second round 13 20.04 20.97 20.8520.0421.5023.4720.57
First round 19 21.18 23.6521.18
Japanese Championship 2005 Second round 6 19.00 21.9419.0024.81
First round 10 24.11 24.1124.29
Kyoto Rubik's Cube contest 2005 Final 5 22.22 23.10 25.1924.0522.9922.2222.25
First round 5 19.64 21.13 22.1720.8720.3419.6424.98
2x2x2 Cube
Japan Open 2007 Final 7 8.34 10.12 11.8311.539.819.038.34
Japanese Championship 2006 Final 2 8.22 9.33 8.528.9110.5516.808.22
First round 7 10.89 10.8911.19
Tokyo Open 2006 First round 12 10.17 10.1714.56
Kyoto Rubik's Cube contest 2005 Final 2 10.66 11.93 10.6612.9411.7011.1613.89
4x4x4 Cube
Japan Open 2007 Final 8 1:17.44 1:30.82 1:17.441:24.532:00.911:31.651:36.28
Japanese Championship 2006 Final 5 1:18.58 1:26.69 1:22.531:34.561:28.951:28.591:18.58
Tokyo Open 2006 Final 8 1:21.68 1:31.67 1:21.681:26.851:45.851:29.471:38.69
Japanese Championship 2005 Final 7 1:55.81 2:25.39 2:46.821:55.812:33.54
Kyoto Rubik's Cube contest 2005 Final 4 1:48.88 1:54.27 1:49.371:48.882:04.57
5x5x5 Cube
Japan Open 2008 Qualification round 13 3:19.97 3:19.974:00.18
Osaka Open 2008 Final 11 4:15.81 DNF4:15.81
Japan Open 2007 Qualification round 6 3:55.33 3:55.33
Japanese Championship 2006 Final 6 3:04.39 3:05.333:04.39
Tokyo Open 2006 Final 10 3:18.93 3:18.933:36.54
Japanese Championship 2005 Final 3 3:40.72 3:49.27 4:01.093:40.723:46.00
Kyoto Rubik's Cube contest 2005 Final 1 4:19.65 4:34.91 4:20.045:05.034:19.65
3x3x3 Blindfolded
Kashiwa Open 2008 Final 12 DNF DNF DNFDNFDNF
Pyraminx
Osaka Open 2008 Final 2 6.06 8.99 8.726.0610.038.2111.68
Japanese Championship 2006 Final 1 7.42 AsR 12.19 12.128.857.4215.5921.58

History of Continental Records

Single Average Competition Round Solves
Pyraminx
7.42 Japanese Championship 2006 Final

National Championship Podiums

Event Place Single Average Solves
Japanese Championship 2006
2x2x2 Cube 2 8.22 9.33 8.528.9110.5516.808.22
Pyraminx 1 7.42 12.19 12.128.857.4215.5921.58
Japanese Championship 2005
5x5x5 Cube 3 3:40.72 3:49.27 4:01.093:40.723:46.00