Hajun Sung (성하준)

Region WCA ID Gender Competitions Completed Solves
Republic of Korea 2024SUNG06 Male 13 209

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 576 10549 28548 11.09 13.75 31119 11899 646
2x2x2 Cube 550 9705 34922 3.46 4.77 24747 7289 458
4x4x4 Cube 473 7819 22586 53.07 1:00.27 22127 7670 466
5x5x5 Cube 475 7167 24361 2:23.44 2:32.37 21036 6241 448
3x3x3 One-Handed 753 16927 49771 44.34 49.86 44477 15246 696
Clock 317 3729 15940 16.59 19.65 14894 3469 298
Megaminx 217 3155 11696 1:41.87 1:53.11 11317 3044 214
Pyraminx 374 8565 32162 6.79 8.92 22514 6418 302
Skewb 509 9692 39915 10.37 14.91 38267 9492 508
Competition Round Place Single Average Solves
3x3x3 Cube
Kanto Winter 2026 First round 52 12.93 14.28 13.8413.7412.93DNF15.26
Seoul Winter 2026 Second round 99 11.98 15.15 11.9815.3113.68DNF16.46
First round 100 13.76 14.91 14.8014.3915.5319.0213.76
Korea Open 2025 Second round 122 11.09 13.88 15.0014.6114.1812.8511.09
First round 127 13.11 13.75 18.3713.8613.4313.9713.11
Suwon Summer 2025 First round 80 12.51 14.20 13.8116.0812.5113.4215.38
Osan Summer 2025 Second round 57 12.56 15.34 12.5619.9316.9216.0413.06
First round 57 13.18 14.99 14.8213.1815.1815.1614.98
NxN in Hanoi 2025 First round 70 15.60 17.31 17.2916.8219.3915.6017.83
Korea Newcomers AM 2025 First round 38 11.88 13.91 14.8712.3019.8914.5711.88
Tokyo Open AM Winter 2025 First round 25 11.49 14.33 13.7613.7515.4911.4916.00
Happy Suseong 2025 First round 120 15.81 16.22 16.0216.7117.0315.8115.93
GAN Mongolian Open 2024 First round 60 18.32 22.38 22.2822.7522.1222.8518.32
Katano Milky Way 2024 First round 173 24.65 37.62 44.70DNF33.8934.2824.65
2x2x2 Cube
Seoul Winter 2026 First round 76 4.21 4.99 5.714.594.215.514.88
Korea Open 2025 First round 132 4.87 5.88 4.884.874.90DNF7.87
Suwon Summer 2025 First round 76 3.68 5.81 6.506.105.413.685.92
NxN in Hanoi 2025 Second round 33 4.65 5.39 5.845.184.656.075.14
First round 25 3.46 4.80 5.344.713.464.355.68
Happy Suseong 2025 Second round 63 3.78 5.79 3.786.117.155.815.46
First round 58 4.29 4.77 5.304.774.294.405.15
Daegu Autumn 2024 First round 65 4.41 5.70 5.766.894.414.448.31
GAN Mongolian Open 2024 First round 39 5.12 6.08 5.726.205.12DNF6.31
4x4x4 Cube
Kanto Winter 2026 First round 51 54.58 1:03.54 54.581:08.851:06.771:13.3755.00
Korea Open 2025 First round 130 53.07 1:05.56 1:03.261:09.651:08.5353.071:04.88
Suwon Summer 2025 First round 76 56.09 1:00.27 58.451:08.6856.091:01.061:01.31
NxN in Hanoi 2025 First round 32 55.44 1:00.79 1:04.9555.441:02.831:00.7258.83
Happy Suseong 2025 First round 110 57.52 1:10.15 1:02.941:17.151:30.251:10.3657.52
Katano Milky Way 2024 First round 71 2:04.84 DNF2:04.84
5x5x5 Cube
Happy Suseong 2025 First round 98 2:23.44 2:32.37 2:23.442:26.612:44.892:47.582:25.60
3x3x3 One-Handed
Korea Open 2025 First round 119 44.34 49.86 45.8944.341:03.1158.6145.09
Osan Summer 2025 First round 60 49.16 1:45.7949.16
Clock
Osan Summer 2025 First round 44 16.59 19.65 DNF19.6320.3416.5918.99
GAN Mongolian Open 2024 First round 19 20.79 DNF 20.7931.28DNF24.95DNF
Megaminx
Korea Open 2025 First round 70 1:47.15 1:56.56 2:12.441:47.151:58.062:03.291:48.32
Please Minx Korea 2025 First round 63 1:41.87 1:53.11 1:55.401:43.602:00.322:09.781:41.87
Pyraminx
Korea Open 2025 First round 91 8.06 10.67 8.068.1613.2410.8812.97
Please Minx Korea 2025 First round 54 6.79 8.92 7.416.7911.0810.628.74
Korea Newcomers AM 2025 Final 52 8.16 12.88 11.728.1612.2816.0714.63
Daegu Autumn 2024 First round 60 6.97 10.18 9.696.9710.8415.7410.00
GAN Mongolian Open 2024 First round 37 9.71 11.19 10.3012.2910.9717.619.71
Katano Milky Way 2024 First round 60 14.39 19.58 28.4114.3918.8822.7517.10
Skewb
Korea Open 2025 First round 94 10.37 14.91 11.8415.1510.37DNF17.73
Osan Summer 2025 First round 43 12.34 15.04 13.8112.3417.9913.3118.49
Happy Suseong 2025 First round 74 10.59 15.26 13.5211.4320.8210.5922.05
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