In the past year (2025), Kozo Hasegawa competed in 2 competitions and 4 rounds across 2 events, from Apr 20th to May 31st.
Solves/Attempts
He attempted 20 solves and completed 18.
| Event | Solves | Attempts |
| 3x3x3 Cube | 9 | 10 |
| 2x2x2 Cube | 9 | 10 |
Personal Bests
He broke his personal best 2 times across 1 event, including 1 single and 1 average.
| Event | Times | Single | Average |
| 2x2x2 Cube | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 5.32 | 2.53 | 2.79 (110.28%) |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 6.86 | 4.15 | 2.71 (65.30%) |
Cubers
He met 189 cubers from 16 countries/regions, 42 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 147 |
| 2 | 42 |
| All | 189 |
Regions
He competed in 1 country/region.
