Head to head
Gustavo Riveiro vs Kenji Julián Cáceres Matsumoto
Two careers, 124 shared rounds, one running count. Everything below comes from the official results the two of them posted in the same rounds of the same competitions.
Gustavo Riveiro (Paraguay) and Kenji Julián Cáceres Matsumoto (Paraguay) have met in 124 rounds across 23 competitions since 2022. Counting every round where both finished with a result, Kenji Julián Cáceres Matsumoto leads Gustavo Riveiro: 121 finishes in front to 3.
On personal bests the split is just as plain: across 12 shared events, Kenji Julián Cáceres Matsumoto holds the faster single in 12, Gustavo Riveiro in 0.
Personal bests, side by side
faster single in bold| Event | Gustavo Riveiro single | average | Kenji Julián Cáceres Matsumoto single | average |
|---|---|---|---|---|
| 3×3 | 11.53 | 17.82 | 5.24 | 7.31 |
| 2×2 | 4.57 | 7.04 | 1.12 | 2.42 |
| 4×4 | 53.55 | 1:08.22 | 26.76 | 31.05 |
| 5×5 | 2:17.65 | 2:33.17 | 49.72 | 58.56 |
| 3×3 blindfolded | 5:14.61 | — | 3:06.05 | 3:37.53 |
| 3×3 Fewest Moves | 37 moves | 46.33 | 34 moves | 40.00 |
| 3×3 one-handed | 30.93 | 43.05 | 10.65 | 11.61 |
| Clock | 14.60 | 18.93 | 7.90 | 10.99 |
| Megaminx | 4:59.26 | — | 34.32 | 40.78 |
| Pyraminx | 5.96 | 12.22 | 2.83 | 4.97 |
| Skewb | 4.51 | 7.82 | 3.06 | 5.03 |
| Square-1 | 48.33 | 1:13.25 | 18.18 | 22.46 |
Year by year
every meeting, 124 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Gustavo Riveiro | Kenji Julián Cáceres Matsumoto | ahead |
|---|---|---|---|---|---|---|
| 2026 | Primavera en Asunción 2026 | 3×3 | First round | 21.68 | 8.21 | Kenji Julián Cáceres Matsumoto |
| 2026 | Primavera en Asunción 2026 | 3×3 | Final | 22.05 | 7.97 | Kenji Julián Cáceres Matsumoto |
| 2026 | Primavera en Asunción 2026 | 3×3 one-handed | Final | 58.84 | 11.61 | Kenji Julián Cáceres Matsumoto |
| 2026 | CCPA Open 2026 | 2×2 | Final | 9.35 | 2.75 | Kenji Julián Cáceres Matsumoto |
| 2026 | CCPA Open 2026 | 3×3 | First round | 19.82 | 7.51 | Kenji Julián Cáceres Matsumoto |
| 2026 | CCPA Open 2026 | 3×3 | Final | 21.06 | 8.25 | Kenji Julián Cáceres Matsumoto |
| 2026 | CCPA Open 2026 | 3×3 one-handed | First round | 46.85 | 14.95 | Kenji Julián Cáceres Matsumoto |
| 2026 | CCPA Open 2026 | Pyraminx | Final | 18.44 | 5.48 | Kenji Julián Cáceres Matsumoto |
| 2026 | CCPA Open 2026 | Skewb | Final | 14.15 | 5.65 | Kenji Julián Cáceres Matsumoto |
| 2026 | WCA South American Championship 2026 | 2×2 | First round | 10.14 | 2.66 | Kenji Julián Cáceres Matsumoto |
| 2026 | WCA South American Championship 2026 | 3×3 | First round | 20.68 | 8.11 | Kenji Julián Cáceres Matsumoto |
| 2026 | WCA South American Championship 2026 | 3×3 one-handed | First round | 53.87 | 14.60 | Kenji Julián Cáceres Matsumoto |
| 2026 | WCA South American Championship 2026 | 4×4 | First round | 1:12.74 | 31.14 | Kenji Julián Cáceres Matsumoto |
| 2026 | WCA South American Championship 2026 | Clock | First round | 19.70 | 10.99 | Kenji Julián Cáceres Matsumoto |
Full careers: Gustavo Riveiro · Kenji Julián Cáceres Matsumoto. A meeting is a round of one event at one competition where both finished with a counted result. Who finished ahead follows official placing in the round: rounds played to an average are won on the average, best-of rounds on the single.