Head to head
Kai Yamamoto (山本快) vs Hajime Miyazaki (宮崎朔)
Two careers, 81 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.
Kai Yamamoto (山本快) (Japan) and Hajime Miyazaki (宮崎朔) (Japan) have met in 81 rounds across 29 competitions since 2022. Counting every round where both finished with a result, Hajime Miyazaki (宮崎朔) leads Kai Yamamoto (山本快): 43 finishes in front to 38.
On personal bests the split is just as plain: across 15 shared events, Kai Yamamoto (山本快) holds the faster single in 9, Hajime Miyazaki (宮崎朔) in 6.
Personal bests, side by side
faster single in bold| Event | Kai Yamamoto (山本快) single | average | Hajime Miyazaki (宮崎朔) single | average |
|---|---|---|---|---|
| 3×3 | 8.62 | 9.77 | 6.44 | 7.54 |
| 2×2 | 1.97 | 2.55 | 1.49 | 2.71 |
| 4×4 | 29.77 | 36.27 | 30.20 | 33.47 |
| 5×5 | 58.58 | 1:07.32 | 1:00.74 | 1:09.19 |
| 6×6 | 1:54.49 | 2:02.59 | 2:03.14 | 2:06.47 |
| 7×7 | 3:12.76 | 3:20.42 | 3:21.09 | 3:26.77 |
| 3×3 blindfolded | 41.28 | 59.65 | 2:47.46 | 3:19.25 |
| 3×3 Fewest Moves | 19 moves | 21.33 | 18 moves | 21.67 |
| 3×3 one-handed | 10.70 | 13.25 | 11.79 | 14.57 |
| Clock | 3.80 | 5.04 | 8.39 | 9.56 |
| Megaminx | 51.47 | 54.07 | 48.95 | 57.01 |
| Pyraminx | 2.28 | 5.06 | 1.25 | 1.82 |
| Skewb | 3.63 | 6.65 | 2.53 | 4.68 |
| Square-1 | 11.35 | 16.33 | 14.08 | 18.76 |
| 3×3 Multi-Blind | 14 of 14 cubes · 51:40 | — | 2 of 2 cubes · 18:18 | — |
Year by year
every meeting, 81 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Kai Yamamoto (山本快) | Hajime Miyazaki (宮崎朔) | ahead |
|---|---|---|---|---|---|---|
| 2026 | Kanto Summer 2026 | 3×3 | Second round | 10.48 | 8.00 | Hajime Miyazaki (宮崎朔) |
| 2026 | Kanto Summer 2026 | 3×3 | First round | 12.11 | 9.44 | Hajime Miyazaki (宮崎朔) |
| 2026 | Kanto Summer 2026 | 3×3 one-handed | Second round | 15.20 | 16.45 | Kai Yamamoto (山本快) |
| 2026 | Kanto Summer 2026 | 3×3 one-handed | First round | 14.60 | 15.89 | Kai Yamamoto (山本快) |
| 2026 | Kanto Summer 2026 | Square-1 | Final | 20.28 | 24.09 | Kai Yamamoto (山本快) |
| 2026 | Japan Championship 2026 | 2×2 | First round | 2.55 | 4.47 | Kai Yamamoto (山本快) |
| 2026 | Japan Championship 2026 | 3×3 | First round | 10.38 | 8.25 | Hajime Miyazaki (宮崎朔) |
| 2026 | Japan Championship 2026 | 3×3 one-handed | First round | 13.87 | 14.57 | Kai Yamamoto (山本快) |
| 2026 | Japan Championship 2026 | 4×4 | First round | 39.30 | 37.00 | Hajime Miyazaki (宮崎朔) |
| 2026 | Japan Championship 2026 | Megaminx | First round | 54.07 | 1:01.67 | Kai Yamamoto (山本快) |
| 2026 | Japan Championship 2026 | Skewb | First round | 7.39 | 5.95 | Hajime Miyazaki (宮崎朔) |
| 2026 | FMC World 2026 | 3×3 Fewest Moves | Final | 21.33 | 21.67 | Kai Yamamoto (山本快) |
| 2026 | Tokyo Summer 2026 | 6×6 | First round | 2:05.14 | 2:17.46 | Kai Yamamoto (山本快) |
| 2026 | Tokyo Summer 2026 | 7×7 | First round | 3:20.42 | 4:03.25 | Kai Yamamoto (山本快) |
Full careers: Kai Yamamoto (山本快) · Hajime Miyazaki (宮崎朔). 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.