Taku Yanai (矢内拓)
Waseda Brain Challenge 2015
WCA ID: 2012YANA01
Country: Japan 
Active since: 2012
3
Events Entered4
Official Solves2
Best Position (5x5x5 Blindfolded)5x5x5 Blindfolded
Best Event14:16.00
Best Result (5x5x5 Blindfolded)2
PBs AchievedEvents
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
Competitions
Japan Championship 2026
Tokyo Summer 2026
Kanto Spring 2026
Tokyo BLD Spring 2026
Tokyo BLD Winter 2026
Kanto Winter 2026
Ota Winter 2026
Tokai Big Cubes 2025
Tokyo Winter 2025
Ota BLD Autumn 2025
Kanto Autumn PM 2025
Tokyo Autumn 2025
Kanto Summer AM 2025
Kansai Parity Party 2025
FMC Asia 2025
Tokai Summer 2025
Tokyo Summer 2025
Kansai Odd and BLD 2025
Luzon Multi-Mega Madness 2025
Tokyo BLD Spring 2025
Tokyo Spring AM 2025
Tokai Spring 2025
Ota Spring 2025
Tokyo Open AM Winter 2025
Taiwan Championship 2024
Ota Blind New Year 2024
Otsu Biwako Autumn 2023
Tokai Open 2023
Rubik's WCA World Championship 2023
Ayase Summer 2023
Ota Blind Summer 2023
Ota Blind Winter 2022
Ayase Autumn A 2022
Minatomirai 2022
Tokai Winter AM 2021
Welcome Back Ayase Winter 2020
Ayase 2020
Japan Championship 2019
Kyoto Open 2019
Ayase Autumn 2019
Yono Summer 2019
Japan Open 2017
Kansai Open 2017
JRCA Kansai Fall 2016
Cube Camp in Kanazawa 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
UT Open 2014
Asian Championship 2014
West Japan Big Cube 2014
Cube Camp in Kanazawa 2014
JRCA Kansai Summer 2014
JRCA Kansai Spring 2014
Japan Contest Spring 2014
Cherry Blossom Viewing 2014
Kansai Open 2014
Kanto Open 2014
JRCA Kansai Winter 2014
Hokuriku Eve Open 2013
UT Open 2013
West Japan Big Cube 2013
East Osaka 2013
Cube Camp in Kanazawa 2013
Tachikawa 3x3 Fest 2013
Kansai Star Festival 2013
Lake-Biwa Open 2013
Japan Open 2013
Kansai Open 2013
East Osaka 2012
Competition Event Summary
| Event | Round Reached | Single | Result | Position |
|---|---|---|---|---|
| 3x3x3 Blindfolded | Final | 48.43s | — | #4 |
| 4x4x4 Blindfolded | Final | 4:32.43 | — | #3 |
| 5x5x5 Blindfolded | Final | 14:16.00 | — | #2 |
Event Ranking Chart
Competition Round Breakdown
3x3x3 Blindfolded
| Round | # | Best | Average | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| Final | #4 | 48.43s | — | DNF | DNF | 48.43s | — | — |
| First round | #5 | 58.08s | — | DNF | 58.08s | DNF | — | — |
4x4x4 Blindfolded
| Round | # | Best | Average | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| Final | #3 | 4:32.43 | — | DNF | 4:32.43 | DNS | — | — |
5x5x5 Blindfolded
| Round | # | Best | Average | Solves | ||||
|---|---|---|---|---|---|---|---|---|
| Final | #2 | 14:16.00 | — | DNF | 14:16.00 | DNS | — | — |
PBs Achieved
| Event | Type | Previous PB | New PB | Improvement |
|---|---|---|---|---|
| 4x4x4 Blindfolded | Single | 5:07.75 | 4:32.43 | -35.32s |
| 5x5x5 Blindfolded | Single | 25:13.00 | 14:16.00 | -10:57.00 |
✉️
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