In the past year (2019), Ryouichi Ibaraki (茨木亮一) competed in 9 competitions and 47 rounds across 13 events, from Feb 2nd to Dec 28th.
Solves/Attempts
He attempted 207 solves and completed 203.
| Event | Solves | Attempts |
| 3x3x3 Cube | 53 | 55 |
| 2x2x2 Cube | 35 | 35 |
| 4x4x4 Cube | 20 | 20 |
| Pyraminx | 20 | 20 |
| Megaminx | 15 | 15 |
| 3x3x3 One-Handed | 13 | 14 |
| 5x5x5 Cube | 10 | 10 |
| Skewb | 10 | 10 |
| Square-1 | 10 | 10 |
| 7x7x7 Cube | 7 | 7 |
| 3x3x3 Fewest Moves | 6 | 6 |
| 6x6x6 Cube | 4 | 4 |
| 3x3x3 Blindfolded | 0 | 1 |
Personal Bests
He broke his personal best 41 times across 12 events, including 21 singles and 20 averages.
| Event | Times | Single | Average |
| Megaminx | 5 | 2 | 3 |
| Pyraminx | 5 | 3 | 2 |
| 5x5x5 Cube | 4 | 2 | 2 |
| 7x7x7 Cube | 4 | 2 | 2 |
| 3x3x3 Fewest Moves | 4 | 2 | 2 |
| 3x3x3 One-Handed | 4 | 2 | 2 |
| 3x3x3 Cube | 3 | 1 | 2 |
| Skewb | 3 | 2 | 1 |
| Square-1 | 3 | 2 | 1 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 4x4x4 Cube | 2 | 1 | 1 |
| 6x6x6 Cube | 2 | 1 | 1 |
Improvements of Single
| Event | ≤2018 | 2019 | Improvement |
| Square-1 | 35.40 | 21.73 | 13.67 (62.91%) |
| Skewb | 10.06 | 6.27 | 3.79 (60.45%) |
| 2x2x2 Cube | 4.24 | 3.11 | 1.13 (36.33%) |
| 3x3x3 One-Handed | 31.12 | 26.08 | 5.04 (19.33%) |
| Megaminx | 1:32.37 | 1:17.77 | 14.60 (18.77%) |
| 6x6x6 Cube | 3:05.77 | 2:38.07 | 27.70 (17.52%) |
| 7x7x7 Cube | 4:49.28 | 4:09.92 | 39.36 (15.75%) |
| 5x5x5 Cube | 1:30.27 | 1:18.22 | 12.05 (15.41%) |
| Pyraminx | 6.20 | 5.44 | 0.76 (13.97%) |
| 4x4x4 Cube | 44.62 | 42.47 | 2.15 (5.06%) |
| 3x3x3 Cube | 12.75 | 12.35 | 0.40 (3.24%) |
| 3x3x3 Fewest Moves | - | 39 | - |
Improvements of Average
| Event | ≤2018 | 2019 | Improvement |
| 7x7x7 Cube | 6:55.23 | 4:20.71 | 2:34.52 (59.27%) |
| 3x3x3 One-Handed | 42.59 | 29.15 | 13.44 (46.11%) |
| Skewb | 16.59 | 11.42 | 5.17 (45.27%) |
| Square-1 | 41.72 | 29.03 | 12.69 (43.71%) |
| 6x6x6 Cube | 3:49.01 | 2:45.40 | 1:03.61 (38.46%) |
| Pyraminx | 8.82 | 6.99 | 1.83 (26.18%) |
| 2x2x2 Cube | 5.22 | 4.19 | 1.03 (24.58%) |
| 5x5x5 Cube | 1:39.05 | 1:24.78 | 14.27 (16.83%) |
| Megaminx | 1:40.38 | 1:30.54 | 9.84 (10.87%) |
| 3x3x3 Cube | 14.93 | 13.69 | 1.24 (9.06%) |
| 4x4x4 Cube | 49.84 | 46.60 | 3.24 (6.95%) |
| 3x3x3 Fewest Moves | - | 44.33 | - |
Cubers
He met 1297 cubers from 48 countries/regions, 239 of whom competed with him more than once. Yuhei Takagi (高木佑平) was the only one who accompanied the whole 9 competitions.
| Shared Competitions | Competitors |
| 1 | 1058 |
| 2 | 103 |
| 3 | 58 |
| 4 | 23 |
| 5 | 20 |
| 6 | 14 |
| 7 | 15 |
| 8 | 5 |
| 9 | 1 |
| All | 1297 |
Regions
He competed in 2 countries/regions.
| Region | Times |
| Japan | 8 |
| Australia | 1 |
