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Tomoaki Sakuma (佐久間智章)

Name: Tomoaki Sakuma (佐久間智章)
Region: Japan
Competitions: 21
WCA ID: Tomoaki Sakuma (佐久間智章)2022SAKU01
Gender: Male
Career: 2022.07.30 - 2026.02.21
2025 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube2576224171029.6512.2119993755331258/60
4x4x4 Cube38411332344711:06.441:15.32329761064337714/15
3x3x3 Blindfolded87024222.6340.1240112715133/76
3x3x3 Fewest Moves181279010064531/3
Pyraminx518237389010813.0314.10630201701942310/10
4x4x4 Blindfolded3026610048:40.962/18
3x3x3 Multi-Blind2818282712/15 56:066/7

Sum of Ranks

 Sum of NRSum of CRSum of WR
Single4797169519627793
Average4365146831524423

Overall Medal Collection

GoldSilverBronze
1
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Kanto Winter 2026First round58 13.31 14.87
14.15     13.31     16.00     16.06     14.47
Kanto Autumn AM 2025First round28 12.22 14.91
16.82     14.56     13.36     19.55     12.22
Kanto Summer PM 2025First round41 12.24 13.55
13.70     12.24     16.22     14.20     12.75
Kansai Odd and BLD 2025Second round89 11.75 14.13
11.75     13.14     18.10     12.58     16.67
First round97 12.31 14.84
14.81     15.84     12.31     15.27     14.43
Tokyo Open PM Winter 2025First round18 9.65 12.21
14.24     9.65      12.25     13.10     11.29
Katano Milky Way 2024First round106 13.32 17.29
17.78     18.72     15.36     DNF       13.32
Tokai Open 2023Second round48 9.93 16.75
15.64     13.33     DNF       9.93      21.28
First round45 10.70 14.10
13.85     14.75     13.69     10.70     14.98
Tokyo Challenge Winter B 2023Final9 11.27 12.32
12.23     11.27     11.50     13.23     13.79
Ayase Autumn A 2022First round28 13.27 15.88
13.27     16.62     13.79     17.23     17.38
Yoga Summer A 2022First round16 14.67 15.67
14.94     19.81     16.32     15.74     14.67
 
4x4x4 Cube
CompetitionRoundPlaceBestAverageDetail
Kanto Winter 2026First round55 1:06.44 1:15.32
1:06.44   1:23.07   1:15.35   1:09.91   1:20.69
Katano Milky Way 2024First round65 1:09.86 1:35.84
1:09.86   1:47.84   DNF       1:42.58   1:17.10
Kanazawa 2024First round53 1:12.68 1:21.86
1:33.38   1:18.97   1:13.24   1:55.98   1:12.68
 
3x3x3 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Kanto Winter 2026Final8 24.43 DNF
30.42     DNF       DNF       DNF       24.43
First round8 28.53 DNF
DNF       DNF       43.59     28.67     28.53
Ota BLD Autumn 2025Final6 26.30 DNF
26.30     29.86     DNF
First round2 23.55 DNF
23.55     DNF       DNF
Kanto Autumn AM 2025Final5 36.95 DNF
DNF       DNF       36.95
First round6 26.85 DNF
35.09     26.85     DNF
Kansai Odd and BLD 2025Final8 28.79 DNF
28.79     DNF       DNF
First round3 22.63 DNF
DNF       41.26     22.63
Tokyo BLD Spring 2025Final9 32.43 DNF
DNF       32.43     DNF
First round5 31.05 DNF
31.05     DNF       DNF
Tokyo Spring AM 2025Final5 27.16 40.12
27.16     53.46     39.75
First round7 26.10 45.12
26.10     38.23     1:11.04
Kanazawa 2024Final9 41.03 DNF
41.03     DNF       1:08.88
Ota Blind New Year 2024Final3 28.73 DNF
28.73     DNF       DNF
Tokai Open 2023Final19 DNF DNF
DNF       DNF       DNF
First round6 36.39 DNF
36.39     DNF       DNF
Ota Blind Summer 2023Second round15 DNF DNF
DNF       DNF       DNF
First round18 1:18.65 DNF
DNF       DNF       1:18.65
Challenge BLD 2023Final4 43.06 DNF
DNF       43.06     DNF
Hiroshima Spring 2023Final5 44.85 DNF
DNF       DNF       44.85
Ayase Autumn A 2022Final5 1:06.30 DNF
DNF       1:43.63   1:06.30
Yoga Summer A 2022Final17 DNF DNF
DNF       DNF       DNF
Ota Blind Summer 2022Final13 1:38.89 DNF
DNF       1:38.89   DNF
First round25 2:20.82 DNF
DNF       DNF       2:20.82
 
3x3x3 Fewest Moves
CompetitionRoundPlaceBestAverageDetail
FMC Asia 2025Final286 53 DNF
DNF       53        DNF
 
Pyraminx
CompetitionRoundPlaceBestAverageDetail
Katano Milky Way 2024First round53 14.01 15.11
20.51     14.91     14.01     14.17     16.26
Hiroshima Spring 2023First round41 13.03 14.10
13.03     13.24     13.92     24.57     15.15
 
4x4x4 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Ota BLD Autumn 2025Final12 DNF DNF
DNF       DNF       DNF
Kansai Odd and BLD 2025Final19 DNF DNF
DNF       DNF       DNF
Tokyo BLD Spring 2025Final10 8:40.96 DNF
DNF       DNF       8:40.96
Ota Blind Summer 2023Final16 DNF DNF
DNF       DNF       DNF
Ota Blind Winter 2022Final11 13:44.00 DNF
DNF       DNF       13:44.00
Yoga Summer A 2022Final7 DNF DNF
DNF       DNF       DNF
 
5x5x5 Blindfolded
CompetitionRoundPlaceBestAverageDetail
Kansai Odd and BLD 2025Final9 DNF DNF
DNF       DNS       DNS
Ota Blind New Year 2024Final11 DNF DNF
DNF       DNF       DNF
 
3x3x3 Multi-Blind
CompetitionRoundPlaceBestAverageDetail
Ota BLD Autumn 2025Final7 11/14 55:51 
11/14 55:51
Kansai Odd and BLD 2025Final11 12/15 56:06 
DNF            12/15 56:06
Tokyo BLD Spring 2025Final20 7/12 57:04 
7/12 57:04
Ota Blind New Year 2024Final22 7/12 57:45 
7/12 57:45
Ota Blind Winter 2022Final17 7/14 59:25 
7/14 59:25
Ayase Autumn A 2022Final8 7/10 46:33 
7/10 46:33
Kanto Winter 2026
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round58 13.31 14.87
14.15     13.31     16.00     16.06     14.47
4x4x4 CubeFirst round55 1:06.44 1:15.32
1:06.44   1:23.07   1:15.35   1:09.91   1:20.69
3x3x3 BlindfoldedFinal8 24.43 DNF
30.42     DNF       DNF       DNF       24.43
First round8 28.53 DNF
DNF       DNF       43.59     28.67     28.53
 
Ota BLD Autumn 2025
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal6 26.30 DNF
26.30     29.86     DNF
First round2 23.55 DNF
23.55     DNF       DNF
4x4x4 BlindfoldedFinal12 DNF DNF
DNF       DNF       DNF
3x3x3 Multi-BlindFinal7 11/14 55:51 
11/14 55:51
 
Kanto Autumn AM 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round28 12.22 14.91
16.82     14.56     13.36     19.55     12.22
3x3x3 BlindfoldedFinal5 36.95 DNF
DNF       DNF       36.95
First round6 26.85 DNF
35.09     26.85     DNF
 
Kanto Summer PM 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round41 12.24 13.55
13.70     12.24     16.22     14.20     12.75
 
FMC Asia 2025
EventRoundPlaceBestAverageDetail
3x3x3 Fewest MovesFinal286 53 DNF
DNF       53        DNF
 
Kansai Odd and BLD 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round89 11.75 14.13
11.75     13.14     18.10     12.58     16.67
First round97 12.31 14.84
14.81     15.84     12.31     15.27     14.43
3x3x3 BlindfoldedFinal8 28.79 DNF
28.79     DNF       DNF
First round3 22.63 DNF
DNF       41.26     22.63
4x4x4 BlindfoldedFinal19 DNF DNF
DNF       DNF       DNF
5x5x5 BlindfoldedFinal9 DNF DNF
DNF       DNS       DNS
3x3x3 Multi-BlindFinal11 12/15 56:06 
DNF            12/15 56:06
 
Tokyo BLD Spring 2025
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal9 32.43 DNF
DNF       32.43     DNF
First round5 31.05 DNF
31.05     DNF       DNF
4x4x4 BlindfoldedFinal10 8:40.96 DNF
DNF       DNF       8:40.96
3x3x3 Multi-BlindFinal20 7/12 57:04 
7/12 57:04
 
Tokyo Spring AM 2025
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal5 27.16 40.12
27.16     53.46     39.75
First round7 26.10 45.12
26.10     38.23     1:11.04
 
Tokyo Open PM Winter 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round18 9.65 12.21
14.24     9.65      12.25     13.10     11.29
 
Katano Milky Way 2024
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round106 13.32 17.29
17.78     18.72     15.36     DNF       13.32
4x4x4 CubeFirst round65 1:09.86 1:35.84
1:09.86   1:47.84   DNF       1:42.58   1:17.10
PyraminxFirst round53 14.01 15.11
20.51     14.91     14.01     14.17     16.26
 
Kanazawa 2024
EventRoundPlaceBestAverageDetail
4x4x4 CubeFirst round53 1:12.68 1:21.86
1:33.38   1:18.97   1:13.24   1:55.98   1:12.68
3x3x3 BlindfoldedFinal9 41.03 DNF
41.03     DNF       1:08.88
 
Ota Blind New Year 2024
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal3 28.73 DNF
28.73     DNF       DNF
5x5x5 BlindfoldedFinal11 DNF DNF
DNF       DNF       DNF
3x3x3 Multi-BlindFinal22 7/12 57:45 
7/12 57:45
 
Tokai Open 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round48 9.93 16.75
15.64     13.33     DNF       9.93      21.28
First round45 10.70 14.10
13.85     14.75     13.69     10.70     14.98
3x3x3 BlindfoldedFinal19 DNF DNF
DNF       DNF       DNF
First round6 36.39 DNF
36.39     DNF       DNF
 
Ota Blind Summer 2023
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedSecond round15 DNF DNF
DNF       DNF       DNF
First round18 1:18.65 DNF
DNF       DNF       1:18.65
4x4x4 BlindfoldedFinal16 DNF DNF
DNF       DNF       DNF
 
Challenge BLD 2023
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal4 43.06 DNF
DNF       43.06     DNF
 
Hiroshima Spring 2023
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal5 44.85 DNF
DNF       DNF       44.85
PyraminxFirst round41 13.03 14.10
13.03     13.24     13.92     24.57     15.15
 
Tokyo Challenge Winter B 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal9 11.27 12.32
12.23     11.27     11.50     13.23     13.79
 
Ota Blind Winter 2022
EventRoundPlaceBestAverageDetail
4x4x4 BlindfoldedFinal11 13:44.00 DNF
DNF       DNF       13:44.00
3x3x3 Multi-BlindFinal17 7/14 59:25 
7/14 59:25
 
Ayase Autumn A 2022
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round28 13.27 15.88
13.27     16.62     13.79     17.23     17.38
3x3x3 BlindfoldedFinal5 1:06.30 DNF
DNF       1:43.63   1:06.30
3x3x3 Multi-BlindFinal8 7/10 46:33 
7/10 46:33
 
Yoga Summer A 2022
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round16 14.67 15.67
14.94     19.81     16.32     15.74     14.67
3x3x3 BlindfoldedFinal17 DNF DNF
DNF       DNF       DNF
4x4x4 BlindfoldedFinal7 DNF DNF
DNF       DNF       DNF
 
Ota Blind Summer 2022
EventRoundPlaceBestAverageDetail
3x3x3 BlindfoldedFinal13 1:38.89 DNF
DNF       1:38.89   DNF
First round25 2:20.82 DNF
DNF       DNF       2:20.82
No.DateNameRegionCity
212026-02-21Kanto Winter 2026JapanOta, Tokyo
202025-11-08Ota BLD Autumn 2025JapanOta, Tokyo
192025-10-11Kanto Autumn AM 2025JapanOta, Tokyo
182025-08-30Kanto Summer PM 2025JapanOta, Tokyo
172025-07-27FMC Asia 2025Multiple Countries (World)Multiple Cities
162025-06-15Kansai Odd and BLD 2025JapanDaito, Osaka
152025-05-10Tokyo BLD Spring 2025JapanOta, Tokyo
142025-04-20Tokyo Spring AM 2025JapanOta, Tokyo
132025-02-16Tokyo Open PM Winter 2025JapanOta, Tokyo
122024-07-07Katano Milky Way 2024JapanKatano, Osaka
112024-05-25Kanazawa 2024JapanKanazawa, Ishikawa
102024-01-20Ota Blind New Year 2024JapanOta, Tokyo
92023-09-09Tokai Open 2023JapanTokai, Aichi
82023-07-08Ota Blind Summer 2023JapanOta, Tokyo
72023-04-09Challenge BLD 2023JapanOta, Tokyo
62023-03-25Hiroshima Spring 2023JapanFukuyama, Hiroshima
52023-02-12Tokyo Challenge Winter B 2023JapanOta, Tokyo
42022-12-18Ota Blind Winter 2022JapanOta, Tokyo
32022-11-03Ayase Autumn A 2022JapanAdachi, Tokyo
22022-08-21Yoga Summer A 2022JapanYoga, Tokyo
12022-07-30Ota Blind Summer 2022JapanOta, Tokyo