Recent Competitions
Rankings

Kai Yamamoto (山本快)

WCA ID: 2021YAMA01
Country: Japan Japan
Active since: 2021

40

Competitions

17

Total Events

637

Total Solves

1

Best Competition Result (3x3x3 Fewest Moves)

3x3x3 Cube

Most Practiced Event (139 solves)

3x3x3 Fewest Moves

Best Event (#47 world)

34

Total Single PBs

30

Total Average PBs

Tokyo Autumn 2026

Last Competition

Current Rankings

Event Single WR CR NR Average WR CR NR
3x3x3 Cube 8.62s #11,548 #4,246 #172 9.77s #7,618 #2,879 #112
2x2x2 Cube 1.97s #8,650 #2,085 #58 2.55s #2,454 #645 #23
4x4x4 Cube 29.77s #2,336 #823 #36 36.27s #3,097 #1,109 #52
5x5x5 Cube 58.58s #2,012 #713 #39 1:07.32 #2,426 #880 #46
6x6x6 Cube 1:54.49 #1,585 #563 #29 2:02.59 #1,532 #546 #29
7x7x7 Cube 3:12.76 #2,040 #731 #37 3:20.42 #1,862 #672 #36
3x3x3 Blindfolded 41.28s #890 #296 #37 59.65s #779 #244 #29
3x3x3 Fewest Moves 19 moves #55 #21 #4 2133 moves #47 #14 #1
3x3x3 One-Handed 10.70s #1,172 #399 #16 13.05s #843 #307 #15
Clock 3.80s #640 #146 #7 5.04s #741 #179 #8
Megaminx 51.47s #2,049 #540 #40 54.07s #1,463 #395 #35
Pyraminx 2.28s #2,197 #580 #25 5.06s #5,007 #1,513 #65
Skewb 3.63s #6,322 #1,566 #48 6.65s #8,274 #2,293 #86
Square-1 11.35s #2,202 #500 #31 16.33s #2,457 #586 #43
4x4x4 Blindfolded 4:21.22 #375 #113 #15 5:17.37 #177 #50 #6
5x5x5 Blindfolded 10:26.00 #265 #84 #15 — — — —
3x3x3 Multi-Blind 141718:20.00 #397 #89 #13 — — — —

Main Event Progression - 3x3x3 Cube

Event Distribution

Best Events Ranking

PB Progression

Event Results Overview

Event Best Single Best Average Competitions Solves Best Position Last Competition
3x3x3 Cube 8.62s 9.77s 22 139 #4 17/10/2026
2x2x2 Cube 1.97s 2.55s 3 19 #6 18/07/2026
4x4x4 Cube 29.77s 36.27s 5 25 #10 18/07/2026
5x5x5 Cube 58.58s 1:07.32 5 25 #15 18/07/2026
6x6x6 Cube 1:54.49 2:02.59 6 18 #12 18/07/2026
7x7x7 Cube 3:12.76 3:20.42 4 12 #9 18/07/2026
3x3x3 Blindfolded 41.28s 59.65s 14 54 #5 17/10/2026
3x3x3 Fewest Moves 19 moves 2133 moves 6 21 #1 17/10/2026
3x3x3 One-Handed 10.70s 13.05s 10 89 #6 17/10/2026
Clock 3.80s 5.04s 6 45 #2 18/07/2026
Megaminx 51.47s 54.07s 7 40 #10 18/07/2026
Pyraminx 2.28s 5.06s 9 57 #6 06/06/2026
Skewb 3.63s 6.65s 8 40 #12 18/07/2026
Square-1 11.35s 16.33s 5 25 #12 29/08/2026
4x4x4 Blindfolded 4:21.22 5:17.37 8 13 #5 25/07/2026
5x5x5 Blindfolded 10:26.00 — 8 9 #3 25/07/2026
3x3x3 Multi-Blind 141718:20.00 — 4 6 #5 07/03/2026

Recent Competitions

Tokyo Autumn 2026
17/10/2026
#1
Best position
4
Events
21
Solves
1
Podiums
3x3x3 Fewest Moves
Best event #1
Kanto Summer 2026
29/08/2026
#6
Best position
3
Events
30
Solves
0
Podiums
3x3x3 One-Handed
Best event #6
Tokyo BLD Summer 2026
25/07/2026
#4
Best position
3
Events
4
Solves
0
Podiums
5x5x5 Blindfolded
Best event #4
Japan Championship 2026
18/07/2026
#4
Best position
14
Events
61
Solves
0
Podiums
Clock
Best event #4
FMC World 2026
20/06/2026
#19
Best position
1
Events
3
Solves
0
Podiums
3x3x3 Fewest Moves
Best event #19
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