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Kai Yamamoto (山本快) — Skewb (WCA) results & prs
Results & PRs for Kai Yamamoto (山本快)'s official Skewb (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Kai Yamamoto (山本快) — Skewb (WCA)
Every number on this screen is Kai Yamamoto (山本快)'s Skewb (WCA) results only — no other competitor or event is mixed in.
Kai Yamamoto (山本快) has no Skewb rating yet. Ratings are seeded from WCA world rankings and then move with every club challenge. See the Skewb board
Results & PRs
Kai Yamamoto (山本快) · Skewb (WCA)
PBs, PR progression and PR pace
Kai Yamamoto (山本快)'s Skewb PB average is 6.65, set at Otsu Biwako Spring 2026, after 6 PRs in this event — and typically competes within 9% of the PB average held walking in.
PB singlelower is better
3.63
Rubik's WCA World Championship 2023
PB averagelower is better
6.65
Otsu Biwako Spring 2026
Total event PRs
6
Single vs average PRs
3 / 3
single PRs / average PRs
Avg days between PRslower is better
481
Longest gap
973d
2023-08-12 → 2026-04-11
How close to peak?lower is better
108.6%
57% of comps within 10% of PB pace
Recent PR pace
1 / 12mo
0 in the 12 months before
PR progression over time
How close to peak?
100% means solving exactly at PB-average pace — almost nobody lives there. Green is within 10% of PB or better; the dashed line at 107% is this cuber's own typical pace.