In the past year (2025), Joon Cha (차준혁) competed in 13 competitions and 96 rounds across 17 events, from Feb 15th to Dec 28th.
Podiums
He has been on the podium 3 times across 2 events, including 1 gold, 1 silver, and 1 bronze.
| Event | Gold | Silver | Bronze |
| 3x3x3 Fewest Moves | 1 | | 1 |
| 3x3x3 Multi-Blind | | 1 | |
Solves/Attempts
He attempted 432 solves and completed 415.
| Event | Solves | Attempts |
| 3x3x3 Cube | 109 | 110 |
| 2x2x2 Cube | 50 | 50 |
| 3x3x3 One-Handed | 40 | 40 |
| Pyraminx | 30 | 30 |
| Clock | 28 | 30 |
| 4x4x4 Cube | 25 | 25 |
| Megaminx | 25 | 25 |
| Skewb | 25 | 25 |
| Square-1 | 25 | 25 |
| 5x5x5 Cube | 19 | 20 |
| 3x3x3 Blindfolded | 10 | 18 |
| 6x6x6 Cube | 9 | 9 |
| 3x3x3 Fewest Moves | 6 | 6 |
| 3x3x3 Multi-Blind | 5 | 5 |
| 7x7x7 Cube | 4 | 4 |
| 4x4x4 Blindfolded | 3 | 6 |
| 5x5x5 Blindfolded | 2 | 4 |
Personal Bests
He broke his personal best 19 times across 10 events, including 10 singles and 9 averages.
| Event | Times | Single | Average |
| 3x3x3 One-Handed | 4 | 1 | 3 |
| 6x6x6 Cube | 3 | 2 | 1 |
| 3x3x3 Fewest Moves | 3 | 1 | 2 |
| 3x3x3 Cube | 2 | 1 | 1 |
| 4x4x4 Blindfolded | 2 | 1 | 1 |
| 5x5x5 Cube | 1 | 0 | 1 |
| 3x3x3 Blindfolded | 1 | 1 | 0 |
| Skewb | 1 | 1 | 0 |
| 5x5x5 Blindfolded | 1 | 1 | 0 |
| 3x3x3 Multi-Blind | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| Skewb | 5.37 | 3.65 | 1.72 (47.12%) |
| 4x4x4 Blindfolded | 10:19.00 | 7:27.16 | 2:51.84 (38.43%) |
| 6x6x6 Cube | 2:57.49 | 2:22.36 | 35.13 (24.68%) |
| 3x3x3 Blindfolded | 1:15.72 | 1:06.78 | 8.94 (13.39%) |
| 3x3x3 Multi-Blind | 10/10 51:37 | 12/13 59:27 | 1 (10.00%) |
| 3x3x3 One-Handed | 16.36 | 14.97 | 1.39 (9.29%) |
| 3x3x3 Cube | 8.13 | 7.69 | 0.44 (5.72%) |
| 3x3x3 Fewest Moves | 25 | 24 | 1 (4.17%) |
| 5x5x5 Blindfolded | - | 18:05.00 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 6x6x6 Cube | 3:06.22 | 2:35.22 | 31.00 (19.97%) |
| 3x3x3 Fewest Moves | 31.33 | 26.67 | 4.66 (17.47%) |
| 3x3x3 One-Handed | 20.64 | 18.83 | 1.81 (9.61%) |
| 3x3x3 Cube | 10.06 | 9.33 | 0.73 (7.82%) |
| 5x5x5 Cube | 1:21.86 | 1:20.35 | 1.51 (1.88%) |
| 4x4x4 Blindfolded | - | 8:58.30 | - |
Cubers
He met 734 cubers from 23 countries/regions, 213 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 521 |
| 2 | 91 |
| 3 | 42 |
| 4 | 23 |
| 5 | 16 |
| 6 | 17 |
| 7 | 6 |
| 8 | 6 |
| 9 | 6 |
| 11 | 4 |
| 12 | 2 |
| All | 734 |
Regions
He competed in 2 countries/regions.
