In the past year (2025), Tomoaki Sakuma (佐久間智章) competed in 8 competitions and 23 rounds across 6 events, from Feb 16th to Nov 8th.
Solves/Attempts
He attempted 72 solves and completed 47.
| Event | Solves | Attempts |
| 3x3x3 Cube | 25 | 25 |
| 3x3x3 Blindfolded | 17 | 30 |
| 3x3x3 Multi-Blind | 3 | 4 |
| 3x3x3 Fewest Moves | 1 | 3 |
| 4x4x4 Blindfolded | 1 | 9 |
| 5x5x5 Blindfolded | 0 | 1 |
Personal Bests
He broke his personal best 9 times across 5 events, including 6 singles and 3 averages.
| Event | Times | Single | Average |
| 3x3x3 Blindfolded | 4 | 2 | 2 |
| 3x3x3 Cube | 2 | 1 | 1 |
| 3x3x3 Fewest Moves | 1 | 1 | 0 |
| 4x4x4 Blindfolded | 1 | 1 | 0 |
| 3x3x3 Multi-Blind | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Multi-Blind | 7/10 46:33 | 12/15 56:06 | 5 (125.00%) |
| 4x4x4 Blindfolded | 13:44.00 | 8:40.96 | 5:03.04 (58.17%) |
| 3x3x3 Blindfolded | 28.73 | 22.63 | 6.10 (26.96%) |
| 3x3x3 Cube | 9.93 | 9.65 | 0.28 (2.90%) |
| 3x3x3 Fewest Moves | - | 53 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 12.32 | 12.21 | 0.11 (0.90%) |
| 3x3x3 Blindfolded | - | 40.12 | - |
Cubers
He met 653 cubers from 28 countries/regions, 123 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 530 |
| 2 | 65 |
| 3 | 24 |
| 4 | 18 |
| 5 | 10 |
| 6 | 6 |
| All | 653 |
Regions
He competed in 1 country/region.
