Speedcube RatingsAn independent leaderboard · based on WCA results

Rating model by James Macdiarmid. Based on competition results maintained by the World Cube Association, published at worldcubeassociation.org/results. Ratings computed independently; not affiliated with the WCA. Source code on GitHub.

Kai Yamamoto (山本快) · SCR

WCA ID · 2021YAMA01

Kai Yamamoto (山本快)

🇯🇵Japan·Rated in 11 events·WCA profile ↗·Share card ↗

Ratings by event

3×3· Average

#5,302

34.35

12 results · last Apr 11, 2026

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2×2· Average

#880

30.84

3 results · last Apr 5, 2026

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4×4· Average

#1,441

50.82

3 results · last Mar 22, 2026

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3×3 Blind· Single

Single only

#508

23.63

6 results · last Mar 29, 2026

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Fewest Moves· Average

#58

81.52

4 results · last Apr 12, 2026

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One-Handed· Average

#501

53.77

6 results · last Mar 22, 2026

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Clock· Single

Single only

#601

32.38

3 results · last Apr 11, 2026

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Megaminx· Average

#1,516

38.21

raw 42.55

5 results · last Mar 20, 2025

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Pyraminx· Average

#2,562

19.48

6 results · last Apr 11, 2026

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Skewb· Average

#3,077

19.49

4 results · last Apr 11, 2026

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Multi-Blind· Single

Single only

#275

42.17

3 results · last Mar 7, 2026

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Recent results

Apr 12, 20263x3x3 Fewest Moves · FinalTokyoFMCSpring2026 · 8th23.67
Apr 12, 20263x3x3 Fewest Moves · Round 1TokyoFMCSpring2026 · 6th23.67
Apr 11, 20263x3x3 Cube · Round 1OtsuBiwakoSpring2026 · 13th10.81
Apr 11, 2026Clock · FinalOtsuBiwakoSpring2026 · 3rd5.04

← back to rankings

Apr 11, 2026

Pyraminx · Round 1OtsuBiwakoSpring2026 · 16th

6.48

Apr 11, 2026Skewb · Round 1OtsuBiwakoSpring2026 · 15th6.65

Apr 5, 20262x2x2 Cube · Round 1TokyoSpring2026 · 8th2.86

Apr 5, 20262x2x2 Cube · FinalTokyoSpring2026 · 7th2.72

Apr 5, 20263x3x3 Cube · Round 1TokyoSpring2026 · 32nd11.40

Apr 5, 20263x3x3 Cube · Round 2TokyoSpring2026 · 28th10.60

Apr 5, 2026Pyraminx · FinalTokyoSpring2026 · 7th5.16

Apr 5, 2026Pyraminx · Round 1TokyoSpring2026 · 9th5.40

Mar 29, 20263x3x3 Blindfolded · Round 1TokyoBLDSpring2026 · 21st53.84

Mar 29, 20263x3x3 Blindfolded · FinalTokyoBLDSpring2026 · 17th44.64

Mar 29, 20263x3x3 Blindfolded · Round 2TokyoBLDSpring2026 · 19th51.64

Mar 29, 20264x4x4 Blindfolded · FinalTokyoBLDSpring2026 · 8th4:21.22

Mar 29, 20265x5x5 Blindfolded · FinalTokyoBLDSpring2026 · 8th11:21.00

Mar 22, 20263x3x3 Cube · Round 1KatanoSpring2026 · 51st12.28

Mar 22, 20263x3x3 One-Handed · FinalKatanoSpring2026 · 14th15.76

Mar 22, 20263x3x3 One-Handed · Round 1KatanoSpring2026 · 7th13.25

Mar 22, 20264x4x4 Cube · Round 1KatanoSpring2026 · 18th36.27

Mar 22, 20265x5x5 Cube · Round 1KatanoSpring2026 · 21st1:09.70

Mar 22, 20266x6x6 Cube · Round 1KatanoSpring2026 · 18th2:02.59

Mar 22, 2026Pyraminx · Round 1KatanoSpring2026 · 28th6.69