In the past year (2025), Haruki Doi (土居晴輝) competed in 3 competitions and 8 rounds across 7 events, from Jul 21st to Sep 23rd.
Solves/Attempts
He attempted 38 solves and completed 38.
| Event | Solves | Attempts |
| 3x3x3 Cube | 10 | 10 |
| 2x2x2 Cube | 5 | 5 |
| 4x4x4 Cube | 5 | 5 |
| 3x3x3 One-Handed | 5 | 5 |
| Clock | 5 | 5 |
| Pyraminx | 5 | 5 |
| 6x6x6 Cube | 3 | 3 |
Personal Bests
He broke his personal best 14 times across 7 events, including 7 singles and 7 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 2 | 1 | 1 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 4x4x4 Cube | 2 | 1 | 1 |
| 6x6x6 Cube | 2 | 1 | 1 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
| Clock | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 15.09 | 11.45 | 3.64 (31.79%) |
| 2x2x2 Cube | - | 4.26 | - |
| 4x4x4 Cube | - | 1:07.74 | - |
| 6x6x6 Cube | - | 4:17.64 | - |
| 3x3x3 One-Handed | - | 22.69 | - |
| Clock | - | 18.08 | - |
| Pyraminx | - | 8.90 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 16.23 | 15.12 | 1.11 (7.34%) |
| 2x2x2 Cube | - | 6.39 | - |
| 4x4x4 Cube | - | 1:13.89 | - |
| 6x6x6 Cube | - | 4:27.61 | - |
| 3x3x3 One-Handed | - | 33.42 | - |
| Clock | - | 22.68 | - |
| Pyraminx | - | 11.40 | - |
Cubers
He met 199 cubers from 13 countries/regions, 58 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 141 |
| 2 | 45 |
| 3 | 13 |
| All | 199 |
Regions
He competed in 1 country/region.
