In the past year (2019), Yuuki Kobayashi (古林祐輝) competed in 12 competitions and 52 rounds across 14 events, from Feb 2nd to Dec 28th.
Solves/Attempts
He attempted 243 solves and completed 229.
| Event | Solves | Attempts |
| 3x3x3 Cube | 82 | 85 |
| 4x4x4 Cube | 35 | 35 |
| 2x2x2 Cube | 34 | 35 |
| Pyraminx | 20 | 20 |
| 5x5x5 Cube | 15 | 15 |
| Megaminx | 14 | 15 |
| 3x3x3 One-Handed | 10 | 10 |
| 3x3x3 Fewest Moves | 5 | 5 |
| Skewb | 5 | 5 |
| Square-1 | 5 | 5 |
| 7x7x7 Cube | 3 | 3 |
| 3x3x3 Blindfolded | 1 | 6 |
| 4x4x4 Blindfolded | 0 | 3 |
| 3x3x3 Multi-Blind | 0 | 1 |
Personal Bests
He broke his personal best 11 times across 5 events, including 7 singles and 4 averages.
| Event | Times | Single | Average |
| 4x4x4 Cube | 4 | 2 | 2 |
| 5x5x5 Cube | 3 | 2 | 1 |
| 7x7x7 Cube | 2 | 1 | 1 |
| 3x3x3 Cube | 1 | 1 | 0 |
| Megaminx | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2018 | 2019 | Improvement |
| 3x3x3 Cube | 9.19 | 7.81 | 1.38 (17.67%) |
| 4x4x4 Cube | 42.28 | 37.59 | 4.69 (12.48%) |
| 5x5x5 Cube | 1:27.36 | 1:21.38 | 5.98 (7.35%) |
| Megaminx | 1:07.87 | 1:06.96 | 0.91 (1.36%) |
| 7x7x7 Cube | 5:09.72 | 5:06.32 | 3.40 (1.11%) |
Improvements of Average
| Event | ≤2018 | 2019 | Improvement |
| 5x5x5 Cube | 1:34.68 | 1:29.15 | 5.53 (6.20%) |
| 4x4x4 Cube | 45.88 | 45.37 | 0.51 (1.12%) |
| 7x7x7 Cube | 5:12.93 | 5:10.95 | 1.98 (0.64%) |
Cubers
He met 608 cubers from 17 countries/regions, 273 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 335 |
| 2 | 107 |
| 3 | 66 |
| 4 | 37 |
| 5 | 13 |
| 6 | 23 |
| 7 | 12 |
| 8 | 5 |
| 9 | 8 |
| 10 | 2 |
| All | 608 |
Regions
He competed in 1 country/region.
