Jaemin Chang (장재민)
3x3x3 Cube
WCA ID: 2016CHAN09
Country: Korea 
Active since: 2016
4.75s
Best Single6.36s
Best Average43
Competitions1
Best Position529
Official Solves107
Rounds#206
Single WR#73
Single CR
#4
Single NR#224
Average WR#81
Average CR
#6
Average NR215
Podiums27/12/2025
Last ResultEvents
3x3x3 Cube
2x2x2 Cube
4x4x4 Cube
5x5x5 Cube
6x6x6 Cube
7x7x7 Cube
3x3x3 Blindfolded
3x3x3 Fewest Moves
3x3x3 One-Handed
Clock
Megaminx
Pyraminx
Skewb
Square-1
4x4x4 Blindfolded
5x5x5 Blindfolded
3x3x3 Multi-Blind
3x3x3 With Feet
Competitions
Korean Championship 2025
Korea Newcomers PM 2025
Happy Suseong 2025
Seoul Winter 2024
Hamchang Winter 2024
Brown Fall Seongnam 2024
Hong Kong Cube Day 2024
Korean Championship 2024
Prime Cubing Day Seoul 2024
Busan Spring 2024
Silent Korea Spring 2024
Anyang Haseyo 2024
Daegu Cold Winter 2024
Ota Blind New Year 2024
Seoul Open 2024
Korean Championship 2023
Hamchang Open 2023
Suncheon Fall 2023
Ansan Autumn 2023
Rubik's WCA World Championship 2023
Czech Open 2023
Seoul Spring 2023
Daegu Hot Spring 2023
Ansan Spring 2023
Korean Championship 2022
Korean Championship Mini 2021
ByeolLae Open 2020
Cubing Korea 2019
FMC Asia 2019
Korean Championship 2019
Cube Camp in Wonju 2019
Cubing Operating System Summer 2019
Play Cube X4 2019
Cutory Blossom 2019
Please Be Quiet Korea 2019
Seoul Winter 2019
Korea Winter 2019
FMC Asia 2018
Cutory Autumn Open 2018
WCA Asian Championship 2018
Korean Championship 2018
Play Cube 2018
CWR Winter 2018
Cubedu Korea 2018
FMC Asia 2017
Jeju Open 2017
CWR Fall 2017
Korean Championship 2017
Play Cube 2017
KAIST Spring 2017
3x3x3 HanMaDang 2017
Korean Championship 2016
Alpharetta Open 2016
Event Progression
Event PB Progression
Position Progression
Result Distribution
Competition Results Table
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Korean Championship 2025 | 27/12/2025 | Final | 6.44s | 7.99s | #6 |
| Korea Newcomers PM 2025 | 08/03/2025 | Final | 6.18s | 6.71s | #2 |
| Happy Suseong 2025 | 18/01/2025 | Final | 6.62s | 7.60s | #4 |
| Seoul Winter 2024 | 14/12/2024 | Final | 5.94s | 6.85s | #3 |
| Hamchang Winter 2024 | 23/11/2024 | Final | 6.33s | 7.22s | #3 |
| Brown Fall Seongnam 2024 | 21/09/2024 | Final | 5.71s | 7.31s | #3 |
| Hong Kong Cube Day 2024 | 31/08/2024 | Final | 7.13s | 7.64s | #2 |
| Korean Championship 2024 | 15/08/2024 | Final | 6.42s | 7.00s | #3 |
| Prime Cubing Day Seoul 2024 | 15/06/2024 | Final | 5.71s | 6.36s | #2 |
| Busan Spring 2024 | 06/04/2024 | Final | 6.44s | 7.53s | #4 |
| Anyang Haseyo 2024 | 09/03/2024 | Final | 6.10s | 6.67s | #2 |
| Daegu Cold Winter 2024 | 03/02/2024 | Final | 7.16s | 8.28s | #6 |
| Seoul Open 2024 | 06/01/2024 | Final | 6.05s | 7.16s | #2 |
| Korean Championship 2023 | 15/12/2023 | Final | 6.23s | 6.89s | #2 |
| Hamchang Open 2023 | 18/11/2023 | Final | 6.15s | 6.95s | #3 |
| Suncheon Fall 2023 | 29/10/2023 | Final | 6.42s | 7.15s | #3 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | Semi Final | 6.61s | 7.39s | #42 |
| Seoul Spring 2023 | 07/05/2023 | Final | 7.06s | 8.08s | #4 |
| Daegu Hot Spring 2023 | 15/04/2023 | Final | 6.14s | 7.34s | #3 |
| Korean Championship 2022 | 12/08/2022 | Final | 6.98s | 7.56s | #3 |
| Korean Championship Mini 2021 | 18/12/2021 | Final | 6.51s | 7.59s | #1 |
| ByeolLae Open 2020 | 01/02/2020 | Final | 7.45s | 9.25s | #6 |
| Cubing Korea 2019 | 28/12/2019 | Final | 6.61s | 8.21s | #4 |
| Korean Championship 2019 | 16/08/2019 | Final | 8.23s | 8.82s | #4 |
| Cube Camp in Wonju 2019 | 20/07/2019 | Final | 9.35s | 10.57s | #8 |
| Cubing Operating System Summer 2019 | 08/06/2019 | Final | 8.33s | 10.21s | #6 |
| Play Cube X4 2019 | 11/05/2019 | Final | 8.42s | 8.95s | #4 |
| Cutory Blossom 2019 | 06/04/2019 | Final | 7.99s | 8.35s | #2 |
| Seoul Winter 2019 | 23/02/2019 | Final | 8.02s | 9.62s | #5 |
| Korea Winter 2019 | 19/01/2019 | Final | 7.79s | 8.69s | #3 |
| Cutory Autumn Open 2018 | 17/11/2018 | Final | 9.09s | 10.06s | #6 |
| WCA Asian Championship 2018 | 17/08/2018 | Semi Final | 7.73s | 9.01s | #22 |
| Korean Championship 2018 | 20/07/2018 | Final | 8.24s | 9.28s | #4 |
| Play Cube 2018 | 13/05/2018 | First round | 8.98s | 10.26s | #11 |
| CWR Winter 2018 | 24/02/2018 | Final | 8.17s | 9.54s | #4 |
| Cubedu Korea 2018 | 26/01/2018 | Final | 8.95s | 10.22s | #7 |
| CWR Fall 2017 | 28/10/2017 | Final | 9.26s | 10.31s | #8 |
| Korean Championship 2017 | 28/07/2017 | Semi Final | 8.59s | 10.00s | #9 |
| Play Cube 2017 | 28/05/2017 | First round | 10.12s | 11.11s | #9 |
| KAIST Spring 2017 | 09/04/2017 | Second round | 10.50s | 11.46s | #12 |
| 3x3x3 HanMaDang 2017 | 18/02/2017 | Final | 12.25s | 13.72s | #31 |
| Korean Championship 2016 | 12/08/2016 | First round | 13.56s | 15.46s | #63 |
| Alpharetta Open 2016 | 23/04/2016 | First round | 17.81s | 21.38s | #49 |
Round Breakdown
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Korean Championship 2025 | 27/12/2025 | First round | 5.09s | 6.60s | #2 |
| Korean Championship 2025 | 27/12/2025 | Second round | 5.98s | 6.53s | #1 |
| Korean Championship 2025 | 27/12/2025 | Final | 6.44s | 7.99s | #6 |
| Korea Newcomers PM 2025 | 08/03/2025 | First round | 5.63s | 6.48s | #1 |
| Korea Newcomers PM 2025 | 08/03/2025 | Final | 6.18s | 6.71s | #2 |
| Happy Suseong 2025 | 18/01/2025 | First round | 6.81s | 7.45s | #3 |
| Happy Suseong 2025 | 18/01/2025 | Second round | 6.29s | 7.00s | #2 |
| Happy Suseong 2025 | 18/01/2025 | Final | 6.62s | 7.60s | #4 |
| Seoul Winter 2024 | 14/12/2024 | First round | 6.15s | 7.70s | #4 |
| Seoul Winter 2024 | 14/12/2024 | Final | 5.94s | 6.85s | #3 |
| Hamchang Winter 2024 | 23/11/2024 | First round | 5.77s | 7.38s | #3 |
| Hamchang Winter 2024 | 23/11/2024 | Second round | 5.68s | 7.32s | #3 |
| Hamchang Winter 2024 | 23/11/2024 | Final | 6.33s | 7.22s | #3 |
| Brown Fall Seongnam 2024 | 21/09/2024 | First round | 7.12s | 7.46s | #4 |
| Brown Fall Seongnam 2024 | 21/09/2024 | Final | 5.71s | 7.31s | #3 |
| Hong Kong Cube Day 2024 | 31/08/2024 | First round | 6.83s | 7.89s | #2 |
| Hong Kong Cube Day 2024 | 31/08/2024 | Final | 7.13s | 7.64s | #2 |
| Korean Championship 2024 | 15/08/2024 | First round | 6.25s | 7.32s | #4 |
| Korean Championship 2024 | 15/08/2024 | Second round | 6.87s | 7.71s | #4 |
| Korean Championship 2024 | 15/08/2024 | Semi Final | 7.38s | 7.79s | #4 |
| Korean Championship 2024 | 15/08/2024 | Final | 6.42s | 7.00s | #3 |
| Prime Cubing Day Seoul 2024 | 15/06/2024 | First round | 5.75s | 8.29s | #7 |
| Prime Cubing Day Seoul 2024 | 15/06/2024 | Final | 5.71s | 6.36s | #2 |
| Busan Spring 2024 | 06/04/2024 | First round | 6.35s | 7.85s | #5 |
| Busan Spring 2024 | 06/04/2024 | Second round | 6.46s | 7.22s | #6 |
| Busan Spring 2024 | 06/04/2024 | Final | 6.44s | 7.53s | #4 |
| Anyang Haseyo 2024 | 09/03/2024 | First round | 7.07s | 7.89s | #3 |
| Anyang Haseyo 2024 | 09/03/2024 | Final | 6.10s | 6.67s | #2 |
| Daegu Cold Winter 2024 | 03/02/2024 | First round | 4.75s | 6.83s | #2 |
| Daegu Cold Winter 2024 | 03/02/2024 | Second round | 6.55s | 7.67s | #5 |
| Daegu Cold Winter 2024 | 03/02/2024 | Final | 7.16s | 8.28s | #6 |
| Seoul Open 2024 | 06/01/2024 | First round | 5.68s | 7.60s | #2 |
| Seoul Open 2024 | 06/01/2024 | Second round | 6.86s | 8.10s | #8 |
| Seoul Open 2024 | 06/01/2024 | Final | 6.05s | 7.16s | #2 |
| Korean Championship 2023 | 15/12/2023 | First round | 7.02s | 8.16s | #4 |
| Korean Championship 2023 | 15/12/2023 | Second round | 7.03s | 7.41s | #3 |
| Korean Championship 2023 | 15/12/2023 | Semi Final | 5.79s | 6.80s | #2 |
| Korean Championship 2023 | 15/12/2023 | Final | 6.23s | 6.89s | #2 |
| Hamchang Open 2023 | 18/11/2023 | First round | 6.54s | 7.27s | #3 |
| Hamchang Open 2023 | 18/11/2023 | Final | 6.15s | 6.95s | #3 |
| Suncheon Fall 2023 | 29/10/2023 | First round | 6.40s | 7.92s | #4 |
| Suncheon Fall 2023 | 29/10/2023 | Second round | 6.73s | 7.22s | #4 |
| Suncheon Fall 2023 | 29/10/2023 | Semi Final | 6.66s | 7.39s | #4 |
| Suncheon Fall 2023 | 29/10/2023 | Final | 6.42s | 7.15s | #3 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | First round | 5.94s | 7.32s | #55 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | Second round | 6.78s | 7.69s | #78 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | Semi Final | 6.61s | 7.39s | #42 |
| Seoul Spring 2023 | 07/05/2023 | First round | 6.67s | 6.99s | #1 |
| Seoul Spring 2023 | 07/05/2023 | Final | 7.06s | 8.08s | #4 |
| Daegu Hot Spring 2023 | 15/04/2023 | First round | 6.35s | 7.60s | #2 |
| Daegu Hot Spring 2023 | 15/04/2023 | Final | 6.14s | 7.34s | #3 |
| Korean Championship 2022 | 12/08/2022 | First round | 6.86s | 7.66s | #3 |
| Korean Championship 2022 | 12/08/2022 | Second round | 7.68s | 7.80s | #3 |
| Korean Championship 2022 | 12/08/2022 | Semi Final | 6.80s | 7.39s | #4 |
| Korean Championship 2022 | 12/08/2022 | Final | 6.98s | 7.56s | #3 |
| Korean Championship Mini 2021 | 18/12/2021 | First round | 7.35s | 7.73s | #1 |
| Korean Championship Mini 2021 | 18/12/2021 | Final | 6.51s | 7.59s | #1 |
| ByeolLae Open 2020 | 01/02/2020 | First round | 7.43s | 8.71s | #3 |
| ByeolLae Open 2020 | 01/02/2020 | Final | 7.45s | 9.25s | #6 |
| Cubing Korea 2019 | 28/12/2019 | First round | 6.52s | 7.29s | #2 |
| Cubing Korea 2019 | 28/12/2019 | Second round | 6.98s | 7.91s | #3 |
| Cubing Korea 2019 | 28/12/2019 | Final | 6.61s | 8.21s | #4 |
| Korean Championship 2019 | 16/08/2019 | First round | 8.10s | 9.46s | #9 |
| Korean Championship 2019 | 16/08/2019 | Second round | 8.03s | 8.96s | #8 |
| Korean Championship 2019 | 16/08/2019 | Semi Final | 7.75s | 8.49s | #4 |
| Korean Championship 2019 | 16/08/2019 | Final | 8.23s | 8.82s | #4 |
| Cube Camp in Wonju 2019 | 20/07/2019 | First round | 8.18s | 9.07s | #4 |
| Cube Camp in Wonju 2019 | 20/07/2019 | Final | 9.35s | 10.57s | #8 |
| Cubing Operating System Summer 2019 | 08/06/2019 | First round | 7.69s | 8.95s | #6 |
| Cubing Operating System Summer 2019 | 08/06/2019 | Final | 8.33s | 10.21s | #6 |
| Play Cube X4 2019 | 11/05/2019 | First round | 5.88s | 9.16s | #4 |
| Play Cube X4 2019 | 11/05/2019 | Second round | 8.42s | 9.39s | #5 |
| Play Cube X4 2019 | 11/05/2019 | Final | 8.42s | 8.95s | #4 |
| Cutory Blossom 2019 | 06/04/2019 | First round | 7.73s | 9.34s | #6 |
| Cutory Blossom 2019 | 06/04/2019 | Final | 7.99s | 8.35s | #2 |
| Seoul Winter 2019 | 23/02/2019 | First round | 8.07s | 9.20s | #9 |
| Seoul Winter 2019 | 23/02/2019 | Second round | 7.74s | 8.55s | #3 |
| Seoul Winter 2019 | 23/02/2019 | Final | 8.02s | 9.62s | #5 |
| Korea Winter 2019 | 19/01/2019 | First round | 7.16s | 8.34s | #1 |
| Korea Winter 2019 | 19/01/2019 | Final | 7.79s | 8.69s | #3 |
| Cutory Autumn Open 2018 | 17/11/2018 | First round | 7.47s | 9.44s | #5 |
| Cutory Autumn Open 2018 | 17/11/2018 | Final | 9.09s | 10.06s | #6 |
| WCA Asian Championship 2018 | 17/08/2018 | First round | 8.08s | 11.59s | #96 |
| WCA Asian Championship 2018 | 17/08/2018 | Second round | 6.55s | 8.63s | #24 |
| WCA Asian Championship 2018 | 17/08/2018 | Semi Final | 7.73s | 9.01s | #22 |
| Korean Championship 2018 | 20/07/2018 | First round | 7.78s | 8.66s | #4 |
| Korean Championship 2018 | 20/07/2018 | Second round | 7.80s | 8.40s | #2 |
| Korean Championship 2018 | 20/07/2018 | Semi Final | 7.20s | 8.68s | #3 |
| Korean Championship 2018 | 20/07/2018 | Final | 8.24s | 9.28s | #4 |
| Play Cube 2018 | 13/05/2018 | First round | 8.98s | 10.26s | #11 |
| CWR Winter 2018 | 24/02/2018 | First round | 9.49s | 10.39s | #6 |
| CWR Winter 2018 | 24/02/2018 | Final | 8.17s | 9.54s | #4 |
| Cubedu Korea 2018 | 26/01/2018 | First round | 8.40s | 10.03s | #7 |
| Cubedu Korea 2018 | 26/01/2018 | Second round | 7.31s | 9.97s | #8 |
| Cubedu Korea 2018 | 26/01/2018 | Final | 8.95s | 10.22s | #7 |
| CWR Fall 2017 | 28/10/2017 | First round | 9.26s | 10.13s | #5 |
| CWR Fall 2017 | 28/10/2017 | Final | 9.26s | 10.31s | #8 |
| Korean Championship 2017 | 28/07/2017 | First round | 8.24s | 10.13s | #13 |
| Korean Championship 2017 | 28/07/2017 | Second round | 8.81s | 10.30s | #13 |
| Korean Championship 2017 | 28/07/2017 | Semi Final | 8.59s | 10.00s | #9 |
| Play Cube 2017 | 28/05/2017 | First round | 10.12s | 11.11s | #9 |
| KAIST Spring 2017 | 09/04/2017 | First round | 9.58s | 11.46s | #9 |
| KAIST Spring 2017 | 09/04/2017 | Second round | 10.50s | 11.46s | #12 |
| 3x3x3 HanMaDang 2017 | 18/02/2017 | First round | 9.71s | 12.18s | #20 |
| 3x3x3 HanMaDang 2017 | 18/02/2017 | Final | 12.25s | 13.72s | #31 |
| Korean Championship 2016 | 12/08/2016 | First round | 13.56s | 15.46s | #63 |
| Alpharetta Open 2016 | 23/04/2016 | First round | 17.81s | 21.38s | #49 |
✉️
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