People · Japan
Shu Ogawa (小川柊)
5×5 · top 0.42% of 40,792 all-time · competing since February 2020 · 2020OGAW01
Shu Ogawa (小川柊) has been competing for 6 years. His best event is the 5×5: a personal-best single of 42.85, set at Maru Cube Day Taiwan 2026, puts him in the top 0.42% of the 40,792 people who have ever been ranked in the event, and 3rd in Japan. Until November 2016, no official 5×5 solve in the world had been that fast. Across 24 competitions since February 2020, he has put 781 official solves on the record across twelve events. Solve to solve, his 3×3 times vary about 15% around a typical one; 80% of the 35,811 competitors with ten or more counted rounds hold a tighter spread. His 3×3 best has come down from 10.42 in February 2020 to 5.90, a 43% improvement. Shu has entered 24 competitions, more competitions than 97% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | Japan | |
|---|---|---|---|---|---|
| 5×5 | 42.85 | 50.26 | top 0.42% | 3 / 420 | |
| 3×3 | 5.90 | 6.75 | top 0.43% | 14 / 3,329 | |
| 4×4 | 23.80 | 29.21 | top 0.46% | 3 / 667 | |
| 7×7 | 2:10.84 | 2:22.64 | top 1.3% | 4 / 188 | |
| 6×6 | 1:28.53 | 1:35.14 | top 1.6% | 5 / 209 | |
| 2×2 | 1.49 | 3.15 | top 2.1% | 27 / 1,021 | |
| 3×3 one-handed | 11.34 | 14.28 | top 2.2% | 21 / 529 | |
| Pyraminx | 2.84 | 3.44 | top 3.1% | 45 / 688 | |
| Megaminx | 52.24 | 55.12 | top 6.1% | 45 / 313 | |
| Skewb | 3.57 | 7.20 | top 8.2% | 43 / 338 | |
| Square-1 | 11.43 | 13.54 | top 8.7% | 34 / 245 | |
| Clock | 9.69 | 12.13 | top 23.6% | 82 / 263 |
Percentile against all competitors ever ranked in each event, a fairer measure than raw rank, because the pools differ by a factor of ten.
The line so far
Best single per competition, 3×3. Faster is higher — the axis is the right way up.
The story so far
- 25 Jul 2026Four personal bests in one day at Maru Cube Day Taiwan 2026.
- 25 Jan 2026Three personal bests in one day at Ota Winter 2026.
- 19 Dec 2025Four personal bests in one day at Taiwan Championship 2025.
- 2 Aug 2025Six personal bests in one day at Maru Cube Day Taiwan 2025.
- 31 May 2025Four personal bests in one day at Kanto Spring 2025.
- 28 Mar 2021First sub-10 3×3: 7.48 at Shenzhen Nanshan Afternoon 2021.
Competitions
- Maru Cube Day Taiwan 2026 · 25 Jul 2026 — 4 personal bests set
- Japan Championship 2026 · 18 Jul 2026 — 1 personal best set
- Tokyo Summer 2026 · 13 Jun 2026 — 1 personal best set
- Kanto Spring 2026 · 17 May 2026 — 2 personal bests set
- Tokyo Spring 2026 · 5 Apr 2026
- Katano Spring 2026 · 21 Mar 2026 — 1 personal best set
- Kanto Winter 2026 · 21 Feb 2026
- Ota Winter 2026 · 25 Jan 2026 — 3 personal bests set
- Taiwan Championship 2025 · 19 Dec 2025 — 4 personal bests set
- Tokyo Winter 2025 · 7 Dec 2025 — 1 personal best set
- Ota Autumn 2025 · 8 Nov 2025
- Kanto Autumn PM 2025 · 11 Oct 2025
- Tokyo Autumn 2025 · 23 Sep 2025 — 2 personal bests set
- Kanto Summer PM 2025 · 30 Aug 2025
- Maru Cube Day Taiwan 2025 · 2 Aug 2025 — 6 personal bests set
- Taipei Summer Open 2025 · 28 Jun 2025 — 2 personal bests set
- Kansai Odd and BLD 2025 · 15 Jun 2025 — 2 personal bests set
- Kanto Spring 2025 · 31 May 2025 — 4 personal bests set
- Tokyo Spring PM 2025 · 20 Apr 2025
- Shonan PM 2024 · 7 Dec 2024 — 1 personal best set
- Taiwan Cubing Challenge 2023 · 18 Jun 2023 — 2 personal bests set
- Hong Kong Small Cube Day 2023 · 26 May 2023 — 1 personal best set
- Shenzhen Nanshan Afternoon 2021 · 28 Mar 2021 — 2 personal bests set
- Zhuyuangang Open 2020 · 29 Feb 2020 — 2 personal bests set
Reading this page: a single is one solve's time · an average is the middle three of five solves, best and worst discarded · a PB is a personal best · a DNF (did not finish) is an attempt with no valid result: a popped piece, an unsolved face, an over-limit memorisation · top X% compares against everyone ever ranked in that event, which is fairer than raw rank because event pools differ tenfold.
The circuit
The people whose scorecards keep turning up next to his.
- Takumi Kato (加藤匠) — met in 87 rounds, finished ahead 58 times
- Kantaro Sakamoto (坂本貫太郎) — met in 78 rounds, finished ahead 28 times
- Chao-Che Chung (鍾肇哲) — met in 66 rounds, finished ahead 27 times
Next targets
- A sub-40 5×5 single — 68 people have one; it is 2.85 away.
- A sub-5 3×3 single — 344 people have one; it is 0.90 away.
Targets move as he improves.