Personal Page

Kohei Aruga (有賀康平)

Name: Kohei Aruga (有賀康平)
Region: Japan
Competitions: 5
WCA ID: Kohei Aruga (有賀康平)2025ARUG01
Gender: Male
Career: 2025.04.12 - 2026.06.13
2025 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube60129938437.068.2723698673920/20
5x5x5 Cube1348140.7549.12180722125/25
6x6x6 Cube2581461:22.971:28.69124482118/18
7x7x7 Cube138872:01.562:07.95662811227/27

Sum of Ranks

 Sum of NRSum of CRSum of WR
Single4787178189664075
Average4051152352556830

Overall Medal Collection

GoldSilverBronze
131

Overall Record Collection

WRCRNR
7
CompetitionRoundPlaceBestAverageDetail
Kansai Odd and BLD 2025Second round20 8.17 9.26
8.17      9.19      10.27     9.90      8.68
First round22 7.36 9.20
9.43      8.26      9.90      10.83     7.36
Tokai Spring 2025Final8 7.69 8.74
11.01     9.15      8.78      7.69      8.28
First round6 7.06 8.27
9.96      7.06      8.86      7.25      8.71
CompetitionRoundPlaceBestAverageDetail
Tokai Big Cubes 2025Final3NR 40.75 50.64
46.67     52.95     40.75     52.30     54.71
Second round3 43.06 49.12
49.63     46.02     52.20     43.06     51.70
First round3 49.97 53.03
55.87     51.95     49.97     51.26     1:00.41
Kansai Odd and BLD 2025Final7 48.50 53.81
50.87     48.50     1:00.16   52.63     57.92
First round6 50.72 52.43
56.52     50.72     52.21     54.28     50.80
CompetitionRoundPlaceBestAverageDetail
Tokyo Summer 2026Final2 1:27.00 1:28.69
1:32.06   1:27.00   1:27.00
First round4 1:29.46 1:37.69
1:32.44   1:29.46   1:51.16
Tokai Big Cubes 2025Final4 1:34.77 1:37.00
1:39.15   1:34.77   1:37.07
First round4 1:30.58 1:34.66
1:34.07   1:30.58   1:39.34
Tokyo Autumn 2025Final5 1:25.52 1:32.03
1:25.52   1:30.80   1:39.76
First round4NR 1:22.97 1:30.91
1:35.01   1:34.75   1:22.97
CompetitionRoundPlaceBestAverageDetail
Tokyo Summer 2026Final1NR 2:01.56NR 2:07.95
2:16.85   2:01.56   2:05.43
First round5 2:04.95 2:27.51
2:12.51   2:04.95   3:05.06
Tokai Big Cubes 2025Final2 2:07.49 2:12.48
2:07.49   2:19.08   2:10.86
First round2 2:09.42 2:13.03
2:17.43   2:12.24   2:09.42
Tokyo Autumn 2025Final5 2:06.84 2:25.32
2:28.28   2:06.84   2:40.83
First round2 2:05.47NR 2:08.46
2:05.47   2:08.91   2:11.01
Kansai Odd and BLD 2025Final2NR 2:03.45NR 2:15.63
2:19.30   2:24.15   2:03.45
Tokai Spring 2025Final4 2:14.96 2:22.07
2:28.17   2:23.08   2:14.96
First round4 2:14.43 2:19.49
2:14.43   2:18.89   2:25.14
Tokyo Summer 2026
EventRoundPlaceBestAverageDetail
6x6x6 CubeFinal2 1:27.00 1:28.69
1:32.06   1:27.00   1:27.00
First round4 1:29.46 1:37.69
1:32.44   1:29.46   1:51.16
7x7x7 CubeFinal1NR 2:01.56NR 2:07.95
2:16.85   2:01.56   2:05.43
First round5 2:04.95 2:27.51
2:12.51   2:04.95   3:05.06
 
Tokai Big Cubes 2025
EventRoundPlaceBestAverageDetail
5x5x5 CubeFinal3NR 40.75 50.64
46.67     52.95     40.75     52.30     54.71
Second round3 43.06 49.12
49.63     46.02     52.20     43.06     51.70
First round3 49.97 53.03
55.87     51.95     49.97     51.26     1:00.41
6x6x6 CubeFinal4 1:34.77 1:37.00
1:39.15   1:34.77   1:37.07
First round4 1:30.58 1:34.66
1:34.07   1:30.58   1:39.34
7x7x7 CubeFinal2 2:07.49 2:12.48
2:07.49   2:19.08   2:10.86
First round2 2:09.42 2:13.03
2:17.43   2:12.24   2:09.42
 
Tokyo Autumn 2025
EventRoundPlaceBestAverageDetail
6x6x6 CubeFinal5 1:25.52 1:32.03
1:25.52   1:30.80   1:39.76
First round4NR 1:22.97 1:30.91
1:35.01   1:34.75   1:22.97
7x7x7 CubeFinal5 2:06.84 2:25.32
2:28.28   2:06.84   2:40.83
First round2 2:05.47NR 2:08.46
2:05.47   2:08.91   2:11.01
 
Kansai Odd and BLD 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round20 8.17 9.26
8.17      9.19      10.27     9.90      8.68
First round22 7.36 9.20
9.43      8.26      9.90      10.83     7.36
5x5x5 CubeFinal7 48.50 53.81
50.87     48.50     1:00.16   52.63     57.92
First round6 50.72 52.43
56.52     50.72     52.21     54.28     50.80
7x7x7 CubeFinal2NR 2:03.45NR 2:15.63
2:19.30   2:24.15   2:03.45
 
Tokai Spring 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal8 7.69 8.74
11.01     9.15      8.78      7.69      8.28
First round6 7.06 8.27
9.96      7.06      8.86      7.25      8.71
7x7x7 CubeFinal4 2:14.96 2:22.07
2:28.17   2:23.08   2:14.96
First round4 2:14.43 2:19.49
2:14.43   2:18.89   2:25.14

History of National Records

EventSingleAverageCompetitionRoundDetail
5x5x5 Cube
 NR 40.75Tokai Big Cubes 2025Final
46.67     52.95     40.75     52.30     54.71
6x6x6 Cube
 NR 1:22.97Tokyo Autumn 2025First round
1:35.01   1:34.75   1:22.97
7x7x7 Cube
 NR 2:01.56NR 2:07.95Tokyo Summer 2026Final
2:16.85   2:01.56   2:05.43
 NR 2:08.46Tokyo Autumn 2025First round
2:05.47   2:08.91   2:11.01
 NR 2:03.45NR 2:15.63Kansai Odd and BLD 2025Final
2:19.30   2:24.15   2:03.45
No.DateNameRegionCity
52026-06-13Tokyo Summer 2026JapanOta, Tokyo
42025-12-14Tokai Big Cubes 2025JapanKariya, Aichi
32025-09-23Tokyo Autumn 2025JapanOta, Tokyo
22025-06-15Kansai Odd and BLD 2025JapanDaito, Osaka
12025-04-12Tokai Spring 2025JapanTokai, Aichi