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Results & PRs for Tomoaki Sakuma (佐久間智章)'s official 3x3x3 Blindfolded (WCA) results: every round on record, measured against their own personal bests and their peers.
Competitor event analysis
Every number on this screen is Tomoaki Sakuma (佐久間智章)'s 3x3x3 Blindfolded (WCA) results only — no other competitor or event is mixed in.
Results & PRs
PBs, PR progression and PR pace
Tomoaki Sakuma (佐久間智章)'s 3x3x3 Blindfolded PB average is 24.92, set at Tokyo BLD Spring 2026, after 15 PRs in this event — and typically competes within 0% of the PB average held walking in.
PB singlelower is better
20.27
Tokyo BLD Summer 2026
PB averagelower is better
24.92
Tokyo BLD Spring 2026
Total event PRs
15
Single vs average PRs
11 / 4
single PRs / average PRs
Avg days between PRslower is better
162
Longest gap
456d
2024-01-20 → 2025-04-20
How close to peak?lower is better
90.4%
78% of comps within 10% of PB pace
Recent PR pace
4 / 12mo
4 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 79% is this cuber's own typical pace.