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 600 11318 30125 11.09 13.75 32767 12714 676
2x2x2 Cube 575 10172 36412 3.46 4.77 25927 7701 485
4x4x4 Cube 497 8226 23605 53.07 1:00.27 23150 8087 494
5x5x5 Cube 493 7461 25340 2:23.44 2:32.37 21895 6495 464
3x3x3 One-Handed 768 17535 51617 44.34 49.86 46126 15804 711
Clock 351 4002 16990 16.59 19.65 15886 3725 329
Megaminx 227 3312 12261 1:41.87 1:53.11 11857 3198 222
Pyraminx 384 8932 33454 6.79 8.92 23404 6697 312
Skewb 525 10132 41521 10.37 14.91 39777 9906 522
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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