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 16901 40948 17.33 20.37 39131 16257 613
2x2x2 Cube 494 20942 60862 8.22 9.33 49434 17270 430
4x4x4 Cube 307 8272 22138 1:17.44 1:26.69 20206 7432 300
5x5x5 Cube 223 5184 15972 3:04.39 3:49.27 13158 4509 221
Pyraminx 105 3465 10790 6.06 8.99 10091 3410 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 42 22.09 24.7122.09
Kashiwa Open 2008 Second 19 20.97 21.64 22.3020.9721.5321.0824.84
First 19 19.47 22.83 19.47DNF23.5022.3422.66
Japan Open 2007 First 24 17.94 20.72 24.6118.1121.0017.9423.06
Qualification 15 19.09 19.0936.31
Japanese Championship 2006 Second 12 19.50 20.37 19.7119.5021.4120.3421.06
First 10 17.33 24.3417.33
Tokyo Open 2006 Second 13 20.04 20.97 20.8520.0421.5023.4720.57
First 19 21.18 23.6521.18
Japanese Championship 2005 Second 6 19.00 21.9419.0024.81
Combined First 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 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 7 10.89 10.8911.19
Tokyo Open 2006 First 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 Combined Final 5 1:18.58 1:26.69 1:22.531:34.561:28.951:28.591:18.58
Tokyo Open 2006 Combined 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 13 3:19.97 3:19.974:00.18
Osaka Open 2008 Combined Final 11 4:15.81 DNF4:15.81
Japan Open 2007 Qualification 6 3:55.33 3:55.33
Japanese Championship 2006 Combined Final 6 3:04.39 3:05.333:04.39
Tokyo Open 2006 Combined 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