In the past year (2025), Kota Aruga (有賀晃太) competed in 6 competitions and 14 rounds across 6 events, from Apr 20th to Nov 8th.
Solves/Attempts
He attempted 70 solves and completed 66.
| Event | Solves | Attempts |
| 3x3x3 Cube | 33 | 35 |
| 2x2x2 Cube | 10 | 10 |
| 3x3x3 One-Handed | 10 | 10 |
| Megaminx | 5 | 5 |
| 4x4x4 Cube | 4 | 5 |
| Pyraminx | 4 | 5 |
Personal Bests
He broke his personal best 21 times across 6 events, including 11 singles and 10 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 9 | 5 | 4 |
| 3x3x3 One-Handed | 4 | 2 | 2 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 4x4x4 Cube | 2 | 1 | 1 |
| Megaminx | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 22.63 | 8.67 | 13.96 (161.01%) |
| 3x3x3 One-Handed | - | 22.51 | - |
| 2x2x2 Cube | - | 3.60 | - |
| 4x4x4 Cube | - | 1:19.19 | - |
| Megaminx | - | 1:10.25 | - |
| Pyraminx | - | 9.72 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 27.41 | 11.06 | 16.35 (147.83%) |
| 3x3x3 One-Handed | - | 30.12 | - |
| 2x2x2 Cube | - | 5.61 | - |
| 4x4x4 Cube | - | 1:50.89 | - |
| Megaminx | - | 1:12.80 | - |
| Pyraminx | - | 10.73 | - |
Cubers
He met 334 cubers from 21 countries/regions, 116 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 218 |
| 2 | 53 |
| 3 | 34 |
| 4 | 16 |
| 5 | 10 |
| 6 | 3 |
| All | 334 |
Regions
He competed in 1 country/region.
