Recent Competitions
Rankings

Kou Oobatake (大畠功)

3x3x3 Blindfolded

WCA ID: 2007OOBA01
Country: Japan Japan
Active since: 2007

55.90s

Best Single

1:27.53

Best Average

58

Competitions

1

Best Position

92

Official Solves

71

Rounds

#1,405

Single WR

#468

Single CR
Japan

#60

Single NR

#1,266

Average WR

#385

Average CR
Japan

#40

Average NR

20

Podiums

09/08/2026

Last Result
Overview
Events
3x3x3 Cube 2x2x2 Cube 4x4x4 Cube 5x5x5 Cube 6x6x6 Cube 7x7x7 Cube 3x3x3 Blindfolded 3x3x3 Fewest Moves 3x3x3 One-Handed Clock Megaminx Pyraminx Skewb Square-1 4x4x4 Blindfolded 5x5x5 Blindfolded 3x3x3 Multi-Blind 3x3x3 With Feet Magic Master Magic
Competitions
Shimonoseki Summer 2026 Japan Championship 2026 Kansai BLD Summer 2026 Hiroshima Spring 2026 Katano Spring 2026 Shimonoseki 2025 Katano Summer 2025 Kansai Odd and BLD 2025 Hiroshima Winter 2024 Otsu Biwako Autumn 2023 Rubik's WCA World Championship 2023 Hiroshima Spring 2023 Ota Blind Winter 2022 Yoga Summer A 2022 Ota Blind Summer 2022 Tokai Winter PM 2021 Ayase 2020 Hiroshima Open 2019 Japan Championship 2019 Kyoto Open 2019 Yono Summer 2019 Cube Camp in Kanazawa 2019 WCA World Championship 2019 Tokai Open 2019 Reiwa Anniversary 2019 Kansai Open 2019 Please Be Quiet Tokyo 2019 JRCA Kansai Winter 2019 Japan Championship 2018 Saitama 2018 Kansai Big Cube 2018 Hiroshima 2018 WCA Asian Championship 2018 Cube Camp in Kanazawa 2018 Kansai Summer 2018 Kyoto Open 2018 Kansai Open 2018 Kobe Open 2018 Kyushu Open 2017 Japan Open 2017 Taiwan Championship 2017 Kansai Big Cube 2017 Kansai Fall 2017 Yokohama 2017 Cube Camp in Kanazawa 2017 World Rubik's Cube Championship 2017 JRCA Kansai Spring 2017 Meguro 2017 Kansai Open 2017 JRCA Kansai Winter 2017 Kyushu Open 2016 Kansai Small Cubes 2016 Japan Open 2016 JRCA Kansai Fall 2016 Cube Camp in Kanazawa 2016 JRCA Kansai Summer 2016 Kanto Summer 2016 JRCA Kansai Spring 2016 Cherry Blossom Viewing 2016 Kanto Spring 2016 Kansai Open 2016 JRCA Kansai Winter 2016 Kyushu Open 2015 JRCA Kansai Fall 2015 Japan Open 2015 Cube Camp in Kanazawa 2015 JRCA Kansai Summer 2015 World Rubik's Cube Championship 2015 Kawasaki Summer 2015 JRCA Kansai Spring 2015 Kansai Open 2015 Tokyo Pyraminx Open 2015 Waseda Brain Challenge 2015 JRCA Kansai Winter 2015 Kyushu Open 2014 JRCA Kansai Fall 2014 Asian Championship 2014 Sapporo Open 2014 West Japan Big Cube 2014 Cube Camp in Kanazawa 2014 JRCA Kansai Summer 2014 JRCA Kansai Spring 2014 Cherry Blossom Viewing 2014 Kansai Open 2014 Kanto Open 2014 JRCA Kansai Winter 2014 Kyushu Open 2013 West Japan Big Cube 2013 East Osaka 2013 Cube Camp in Kanazawa 2013 Kansai Star Festival 2013 Japan Open 2013 Cherry Blossom Viewing Open 2013 Kansai Open 2013 Hokuriku Eve Open 2012 West Japan Big Cube 2012 East Osaka 2012 Japan Open 2012 Hiroshima Open 2012 Cube Camp in Kanazawa 2012 Kanto Open 2012 Kansai Star Festival 2012 Kyotanabe Open 2012 Tokai Open 2012 Kansai Open 2012 Kyushu Open 2012 Kansai New Year 2012 Hokuriku Eve 2011 Kyotanabe Open 2011 Cube Camp in Kanazawa 2011 Japan Open 2011 Osaka Rubik's Cube contest 2007

Event Progression

Event PB Progression

Position Progression

Result Distribution

Competition Results Table

Competition Date Round Single Average Position
Shimonoseki Summer 2026 09/08/2026 Final 1:40.55 — #8
Japan Championship 2026 18/07/2026 First round 1:54.30 — #22
Kansai BLD Summer 2026 06/06/2026 First round 1:48.03 — #20
Hiroshima Spring 2026 30/05/2026 Final 2:25.71 — #17
Shimonoseki 2025 28/12/2025 Final — — #11
Kansai Odd and BLD 2025 15/06/2025 First round 1:29.74 — #25
Rubik's WCA World Championship 2023 12/08/2023 First round 1:36.31 — #124
Hiroshima Spring 2023 25/03/2023 Final 2:40.90 — #15
Yoga Summer A 2022 21/08/2022 Final 1:30.53 — #9
Ota Blind Summer 2022 30/07/2022 Final 1:53.23 — #17
Hiroshima Open 2019 28/12/2019 Final 1:46.50 — #4
Japan Championship 2019 02/11/2019 First round 1:37.39 — #27
Yono Summer 2019 25/08/2019 Final 1:15.43 — #11
Cube Camp in Kanazawa 2019 10/08/2019 First round — — #7
WCA World Championship 2019 11/07/2019 First round — — #112
Tokai Open 2019 22/06/2019 Final 2:39.02 — #6
Reiwa Anniversary 2019 01/06/2019 Final 1:14.47 — #8
Kansai Open 2019 20/04/2019 First round — — #22
JRCA Kansai Winter 2019 12/01/2019 Final 1:00.34 — #7
Japan Championship 2018 22/12/2018 Final — — #8
Saitama 2018 11/11/2018 Final 1:28.06 1:41.06 #8
Cube Camp in Kanazawa 2018 10/08/2018 Final 1:07.54 — #6
Kansai Summer 2018 14/07/2018 Final 1:29.07 — #3
Kansai Open 2018 31/03/2018 Final 1:38.07 — #8
Kobe Open 2018 25/02/2018 Final 1:31.04 — #6
Kyushu Open 2017 30/12/2017 Final 1:16.83 — #3
Japan Open 2017 16/12/2017 First round 1:41.78 — #13
Taiwan Championship 2017 08/12/2017 Final — — #7
Kansai Fall 2017 24/09/2017 Final 1:09.20 — #1
Cube Camp in Kanazawa 2017 11/08/2017 Final 1:14.22 — #3
World Rubik's Cube Championship 2017 13/07/2017 First round 1:26.51 — #81
Meguro 2017 05/05/2017 Final 1:38.39 — #8
Kansai Open 2017 19/03/2017 Final 1:14.59 — #4
Kyushu Open 2016 29/12/2016 Final 1:12.37 — #2
Japan Open 2016 09/10/2016 Final 1:08.91 — #4
JRCA Kansai Fall 2016 25/09/2016 Final — — #4
Cube Camp in Kanazawa 2016 05/08/2016 Final — — #13
JRCA Kansai Spring 2016 29/05/2016 Final 1:26.53 — #3
Cherry Blossom Viewing 2016 09/04/2016 Final 1:49.40 — #2
Kanto Spring 2016 27/03/2016 Final 59.65s — #4
Kansai Open 2016 19/03/2016 Final 1:42.94 — #4
JRCA Kansai Winter 2016 07/02/2016 First round — — #7
Kyushu Open 2015 27/12/2015 Final 1:10.72 — #3
JRCA Kansai Fall 2015 25/10/2015 Final — — #6
Japan Open 2015 21/09/2015 First round 2:24.77 — #13
Cube Camp in Kanazawa 2015 21/08/2015 Final 1:16.15 — #3
World Rubik's Cube Championship 2015 17/07/2015 First round 2:19.19 — #39
Kawasaki Summer 2015 12/07/2015 Final 1:31.11 — #3
JRCA Kansai Spring 2015 30/05/2015 First round — — #9
Kansai Open 2015 28/03/2015 Final 55.90s — #5
Tokyo Pyraminx Open 2015 22/03/2015 Final 1:31.61 — #8
Waseda Brain Challenge 2015 28/02/2015 First round 1:27.58 — #12
JRCA Kansai Winter 2015 15/02/2015 Final 1:33.38 — #7
Kyushu Open 2014 28/12/2014 Final 1:08.18 1:36.79 #5
Asian Championship 2014 01/11/2014 First round 2:08.53 — #19
Cube Camp in Kanazawa 2014 08/08/2014 Final 2:11.63 — #5
JRCA Kansai Summer 2014 20/07/2014 First round 2:47.55 — #7
JRCA Kansai Spring 2014 31/05/2014 Final 3:36.53 — #5

Round Breakdown

Competition Date Round Single Average Position
Shimonoseki Summer 2026 09/08/2026 Final 1:40.55 — #8
Japan Championship 2026 18/07/2026 First round 1:54.30 — #22
Kansai BLD Summer 2026 06/06/2026 First round 1:48.03 — #20
Hiroshima Spring 2026 30/05/2026 Final 2:25.71 — #17
Shimonoseki 2025 28/12/2025 Final — — #11
Kansai Odd and BLD 2025 15/06/2025 First round 1:29.74 — #25
Rubik's WCA World Championship 2023 12/08/2023 First round 1:36.31 — #124
Hiroshima Spring 2023 25/03/2023 Final 2:40.90 — #15
Yoga Summer A 2022 21/08/2022 Final 1:30.53 — #9
Ota Blind Summer 2022 30/07/2022 First round 2:19.99 — #24
Ota Blind Summer 2022 30/07/2022 Final 1:53.23 — #17
Hiroshima Open 2019 28/12/2019 Final 1:46.50 — #4
Japan Championship 2019 02/11/2019 First round 1:37.39 — #27
Yono Summer 2019 25/08/2019 Final 1:15.43 — #11
Cube Camp in Kanazawa 2019 10/08/2019 First round — — #7
WCA World Championship 2019 11/07/2019 First round — — #112
Tokai Open 2019 22/06/2019 Final 2:39.02 — #6
Reiwa Anniversary 2019 01/06/2019 Final 1:14.47 — #8
Kansai Open 2019 20/04/2019 First round — — #22
JRCA Kansai Winter 2019 12/01/2019 Final 1:00.34 — #7
Japan Championship 2018 22/12/2018 First round 1:15.54 — #12
Japan Championship 2018 22/12/2018 Final — — #8
Saitama 2018 11/11/2018 First round 1:46.30 — #8
Saitama 2018 11/11/2018 Final 1:28.06 1:41.06 #8
Cube Camp in Kanazawa 2018 10/08/2018 Final 1:07.54 — #6
Kansai Summer 2018 14/07/2018 First round 1:28.49 — #3
Kansai Summer 2018 14/07/2018 Final 1:29.07 — #3
Kansai Open 2018 31/03/2018 Final 1:38.07 — #8
Kobe Open 2018 25/02/2018 Final 1:31.04 — #6
Kyushu Open 2017 30/12/2017 Final 1:16.83 — #3
Japan Open 2017 16/12/2017 First round 1:41.78 — #13
Taiwan Championship 2017 08/12/2017 First round 1:20.34 — #4
Taiwan Championship 2017 08/12/2017 Final — — #7
Kansai Fall 2017 24/09/2017 First round 1:37.84 — #5
Kansai Fall 2017 24/09/2017 Final 1:09.20 — #1
Cube Camp in Kanazawa 2017 11/08/2017 Final 1:14.22 — #3
World Rubik's Cube Championship 2017 13/07/2017 First round 1:26.51 — #81
Meguro 2017 05/05/2017 First round 1:09.78 1:27.53 #5
Meguro 2017 05/05/2017 Final 1:38.39 — #8
Kansai Open 2017 19/03/2017 Final 1:14.59 — #4
Kyushu Open 2016 29/12/2016 Final 1:12.37 — #2
Japan Open 2016 09/10/2016 First round 1:51.67 — #9
Japan Open 2016 09/10/2016 Final 1:08.91 — #4
JRCA Kansai Fall 2016 25/09/2016 Final — — #4
Cube Camp in Kanazawa 2016 05/08/2016 Final — — #13
JRCA Kansai Spring 2016 29/05/2016 Final 1:26.53 — #3
Cherry Blossom Viewing 2016 09/04/2016 Final 1:49.40 — #2
Kanto Spring 2016 27/03/2016 Final 59.65s — #4
Kansai Open 2016 19/03/2016 First round 1:06.80 — #3
Kansai Open 2016 19/03/2016 Final 1:42.94 — #4
JRCA Kansai Winter 2016 07/02/2016 First round — — #7
Kyushu Open 2015 27/12/2015 Final 1:10.72 — #3
JRCA Kansai Fall 2015 25/10/2015 First round 1:32.52 — #3
JRCA Kansai Fall 2015 25/10/2015 Final — — #6
Japan Open 2015 21/09/2015 First round 2:24.77 — #13
Cube Camp in Kanazawa 2015 21/08/2015 Final 1:16.15 — #3
World Rubik's Cube Championship 2015 17/07/2015 First round 2:19.19 — #39
Kawasaki Summer 2015 12/07/2015 Final 1:31.11 — #3
JRCA Kansai Spring 2015 30/05/2015 First round — — #9
Kansai Open 2015 28/03/2015 First round 1:27.53 — #7
Kansai Open 2015 28/03/2015 Final 55.90s — #5
Tokyo Pyraminx Open 2015 22/03/2015 Final 1:31.61 — #8
Waseda Brain Challenge 2015 28/02/2015 First round 1:27.58 — #12
JRCA Kansai Winter 2015 15/02/2015 First round 1:42.15 1:50.85 #6
JRCA Kansai Winter 2015 15/02/2015 Final 1:33.38 — #7
Kyushu Open 2014 28/12/2014 Final 1:08.18 1:36.79 #5
Asian Championship 2014 01/11/2014 First round 2:08.53 — #19
Cube Camp in Kanazawa 2014 08/08/2014 Final 2:11.63 — #5
JRCA Kansai Summer 2014 20/07/2014 First round 2:47.55 — #7
JRCA Kansai Spring 2014 31/05/2014 First round 3:06.59 — #4
JRCA Kansai Spring 2014 31/05/2014 Final 3:36.53 — #5
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