Personal Page

Hyunseung Ko (고현승)

Name: Hyunseung Ko (고현승)
Region: Republic of Korea
Competitions: 7
WCA ID: Hyunseung Ko (고현승)2025KOHY02
Gender: Male
Career: 2025.06.29 - 2026.04.18
2025 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube85138140657.178.52282410295954/55
5x5x5 Cube118161146211:10.701:13.8334611232895/5
3x3x3 Blindfolded1419759534.139/26
3x3x3 One-Handed111343999.1711.9739714171127/30

Sum of Ranks

 Sum of NRSum of CRSum of WR
Single7930159417604854
Average7158139264516605

Overall Medal Collection

GoldSilverBronze
11
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Ansan Favorites 2026First round22 9.36 10.66
9.36      16.17     9.53      10.18     12.26
Seoul Winter 2026Second round20 7.17 9.11
9.50      8.72      9.10      7.17      10.34
First round75 8.72 12.78
21.49     13.95     10.18     14.20     8.72
Korean Championship 2025First round46 7.85 9.75
8.86      10.40     14.22     7.85      10.00
Uhseo Osong 2025Final16 8.61 11.69
12.24     8.61      13.10     DNF       9.74
First round15 8.44 8.92
8.44      9.73      10.68     8.55      8.48
Suwon Summer 2025Final7 7.91 8.52
11.00     9.11      7.91      8.02      8.44
First round16 8.24 9.29
18.65     8.24      10.11     9.15      8.61
Osan Summer 2025Final11 9.10 9.80
9.16      10.99     9.10      9.54      10.69
Second round9 7.99 9.03
8.56      9.79      11.65     7.99      8.75
First round13 8.88 9.54
8.88      10.04     10.47     8.97      9.61
 
5x5x5 Cube
CompetitionRoundPlaceBestAverageDetail
Ansan Favorites 2026Final17 1:10.70 1:13.83
1:22.06   1:10.70   1:13.96   1:11.82   1:15.71
 
3x3x3 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Ansan Favorites 2026Final11 DNF DNF
DNF       DNF       DNF       DNF       DNF
Seoul Winter 2026Final8 34.13 DNF
DNF       DNF       DNF       38.46     34.13
First round7 37.65 DNF
37.65     46.26     DNF       DNF       DNF
Korean Championship 2025First round11 43.62 DNF
43.62     DNF       DNF
Uhseo Osong 2025Final11 1:00.69 DNF
1:48.16   1:00.69   DNF
First round10 56.69 DNF
DNF       DNF       56.69
Osan Summer 2025First round19 3:34.82 DNF
3:34.82   DNF       DNS
 
3x3x3 One-Handed
CompetitionRoundPlaceBestAverageDetail
Ansan Favorites 2026Final2 11.15 12.21
13.99     11.15     11.30     13.00     12.33
Korean Championship 2025Final4 11.41 12.57
11.41     DNF       11.74     14.53     11.44
First round8 13.15 14.08
13.91     14.90     17.27     13.15     13.44
Uhseo Osong 2025Final3 11.36 11.97
12.03     11.96     15.00     11.92     11.36
First round5 10.68 13.88
14.47     14.80     13.11     14.06     10.68
Osan Summer 2025First round58 9.17 DNF
DNF       9.17      DNF       13.83     11.98
 
4x4x4 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Seoul Silent Shhpring 2026Final12 DNF DNF
DNF       DNF       DNF
 
5x5x5 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Seoul Silent Shhpring 2026Final10 DNF DNF
DNF       DNF       DNS
 
3x3x3 Multi-Blind
CompetitionRoundPlaceBestAverageDetail
Seoul Silent Shhpring 2026Final9 DNF 
DNF
Seoul Silent Shhpring 2026
EventRoundPlaceBestAverageDetail
4x4x4 BlindfoldedFinal12 DNF DNF
DNF       DNF       DNF
5x5x5 BlindfoldedFinal10 DNF DNF
DNF       DNF       DNS
3x3x3 Multi-BlindFinal9 DNF 
DNF
 
Ansan Favorites 2026
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round22 9.36 10.66
9.36      16.17     9.53      10.18     12.26
5x5x5 CubeFinal17 1:10.70 1:13.83
1:22.06   1:10.70   1:13.96   1:11.82   1:15.71
3x3x3 BlindfoldedFinal11 DNF DNF
DNF       DNF       DNF       DNF       DNF
3x3x3 One-HandedFinal2 11.15 12.21
13.99     11.15     11.30     13.00     12.33
 
Seoul Winter 2026
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round20 7.17 9.11
9.50      8.72      9.10      7.17      10.34
First round75 8.72 12.78
21.49     13.95     10.18     14.20     8.72
3x3x3 BlindfoldedFinal8 34.13 DNF
DNF       DNF       DNF       38.46     34.13
First round7 37.65 DNF
37.65     46.26     DNF       DNF       DNF
 
Korean Championship 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round46 7.85 9.75
8.86      10.40     14.22     7.85      10.00
3x3x3 BlindfoldedFirst round11 43.62 DNF
43.62     DNF       DNF
3x3x3 One-HandedFinal4 11.41 12.57
11.41     DNF       11.74     14.53     11.44
First round8 13.15 14.08
13.91     14.90     17.27     13.15     13.44
 
Uhseo Osong 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal16 8.61 11.69
12.24     8.61      13.10     DNF       9.74
First round15 8.44 8.92
8.44      9.73      10.68     8.55      8.48
3x3x3 BlindfoldedFinal11 1:00.69 DNF
1:48.16   1:00.69   DNF
First round10 56.69 DNF
DNF       DNF       56.69
3x3x3 One-HandedFinal3 11.36 11.97
12.03     11.96     15.00     11.92     11.36
First round5 10.68 13.88
14.47     14.80     13.11     14.06     10.68
 
Suwon Summer 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal7 7.91 8.52
11.00     9.11      7.91      8.02      8.44
First round16 8.24 9.29
18.65     8.24      10.11     9.15      8.61
 
Osan Summer 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal11 9.10 9.80
9.16      10.99     9.10      9.54      10.69
Second round9 7.99 9.03
8.56      9.79      11.65     7.99      8.75
First round13 8.88 9.54
8.88      10.04     10.47     8.97      9.61
3x3x3 BlindfoldedFirst round19 3:34.82 DNF
3:34.82   DNF       DNS
3x3x3 One-HandedFirst round58 9.17 DNF
DNF       9.17      DNF       13.83     11.98
No.DateNameRegionCity
72026-04-18Seoul Silent Shhpring 2026Republic of Korea서울특별시 (Seoul)
62026-02-07Ansan Favorites 2026Republic of Korea경기도 안산시 (Ansan-si, Gyeonggi-do)
52026-01-17~18Seoul Winter 2026Republic of Korea서울특별시 (Seoul)
42025-12-27~28Korean Championship 2025Republic of Korea서울특별시 (Seoul)
32025-11-15Uhseo Osong 2025Republic of Korea충청북도 청주시 (Cheongju-si, Chungcheongbuk-do)
22025-07-13Suwon Summer 2025Republic of Korea경기도 수원시 (Suwon-si, Gyeonggi-do)
12025-06-29Osan Summer 2025Republic of Korea경기도 오산시 (Osan-si, Gyeonggi-do)