Kazumasa Tsutsui (筒井一雅)
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | Gold | Silver | Bronze | Solves/Attempts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 942 | 24079 | 64372 | 14.55 | 18.97 | 75499 | 28422 | 1110 | 59/60 | |||
| 3x3x3 One-Handed | 341 | 12345 | 34084 | 30.02 | 39.93 | 37262 | 13353 | 361 | 20/20 | |||
| Clock | 21 | 458 | 1882 | 5.58 | 6.86 | 1831 | 437 | 23 | 20/25 | |||
| Megaminx | 234 | 4347 | 16975 | 2:06.26 | 2:21.59 | 15627 | 4014 | 226 | 5/5 | |||
| Pyraminx | 135 | 3853 | 14233 | 4.65 | 7.05 | 12249 | 3579 | 144 | 36/40 | |||
| Skewb | 175 | 6542 | 25714 | 7.23 | 9.22 | 17940 | 4902 | 146 | 20/20 |
Sum of Ranks
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Otsu Biwako Spring 2026 | First round | 46 | 17.64 | 19.74 | DNF 18.70 18.80 21.72 17.64 |
| Katano Spring 2026 | First round | 95 | 17.49 | 18.97 | 18.37 20.06 22.47 18.47 17.49 |
| Otsu Biwako Winter 2026 | First round | 47 | 18.49 | 20.86 | 20.14 20.15 22.28 18.49 24.16 |
| Ota Winter 2026 | First round | 90 | 19.02 | 22.99 | 25.04 23.62 24.84 19.02 20.52 |
| Ota Autumn 2025 | First round | 53 | 19.36 | 21.88 | 26.00 21.13 20.74 19.36 23.77 |
| Kansai Mega Day 2025 | First round | 82 | 18.97 | 22.61 | 26.18 21.27 18.97 22.77 23.80 |
| Katano Summer 2025 | Second round | 83 | 20.02 | 22.54 | 24.45 45.37 23.14 20.03 20.02 |
| First round | 83 | 16.76 | 20.65 | 24.78 20.12 21.15 20.68 16.76 | |
| Tokyo Summer 2025 | First round | 83 | 14.55 | 20.94 | 23.42 26.33 19.34 20.06 14.55 |
| Kansai Odd and BLD 2025 | First round | 148 | 21.87 | 22.98 | 22.71 21.87 24.02 22.22 24.26 |
| Kanto Spring 2025 | First round | 104 | 18.30 | 24.06 | 28.89 21.91 21.37 18.30 50.42 |
| Tokai Spring 2025 | First round | 99 | 20.60 | 23.73 | 20.60 21.51 28.57 23.72 25.96 |
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Katano Spring 2026 | First round | 67 | 40.53 | 46.70 | 47.38 42.31 50.40 40.53 56.73 |
| Otsu Biwako Winter 2026 | First round | 33 | 30.02 | 40.47 | 40.94 1:15.53 37.62 30.02 42.85 |
| Ota Winter 2026 | First round | 50 | 36.88 | 39.93 | 1:00.21 36.88 36.98 37.09 45.73 |
| Tokyo Summer 2025 | First round | 60 | 42.60 | 46.57 | 45.34 42.84 51.53 1:01.57 42.60 |
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Japan Championship 2026 | Final | 6 | 7.52 | 8.04 | 8.64 7.52 7.64 DNF 7.85 |
| First round | 8 | 5.58 | 6.86 | 6.77 6.98 5.58 6.84 8.59 | |
| Otsu Biwako Spring 2026 | Final | 12 | 6.10 | 9.82 | 7.07 15.05 6.10 DNF 7.33 |
| Ota Winter 2026 | First round | 51 | 6.96 | DNF | DNF 8.15 11.40 6.96 DNF |
| Tokai Spring 2025 | First round | 22 | 8.42 | 12.87 | 18.80 10.40 8.42 9.42 DNF |
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Kansai Mega Day 2025 | First round | 50 | 2:06.26 | 2:21.59 | 2:19.05 2:20.39 2:25.33 2:29.58 2:06.26 |
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Otsu Biwako Spring 2026 | First round | 21 | 5.92 | 7.55 | 8.92 10.61 6.37 5.92 7.37 |
| Katano Spring 2026 | First round | 47 | 8.30 | 10.63 | 8.92 12.76 8.30 10.22 13.16 |
| Otsu Biwako Winter 2026 | First round | 17 | 5.29 | 8.93 | 10.15 5.29 7.76 DNF 8.88 |
| Ota Autumn 2025 | Final | 19 | 5.56 | 9.74 | 11.60 8.87 8.76 DNF 5.56 |
| First round | 20 | 7.90 | 10.55 | 9.70 11.26 DNF 10.69 7.90 | |
| Katano Summer 2025 | First round | 23 | 4.65 | 7.46 | 7.26 7.22 7.93 7.89 4.65 |
| Tokyo Summer 2025 | First round | 25 | 5.48 | 7.05 | 7.14 8.06 5.95 9.71 5.48 |
| Kanto Spring 2025 | First round | 42 | 6.85 | 10.89 | DNF 7.11 15.71 6.85 9.85 |
| Competition | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Otsu Biwako Spring 2026 | First round | 24 | 8.07 | 9.22 | 8.28 9.62 10.85 9.76 8.07 |
| Ota Autumn 2025 | First round | 25 | 7.23 | 11.68 | 19.17 15.43 7.23 9.26 10.35 |
| Katano Summer 2025 | First round | 37 | 9.31 | 12.30 | 10.55 15.03 15.16 11.33 9.31 |
| Tokai Spring 2025 | First round | 36 | 7.35 | 10.79 | 17.99 9.32 14.21 8.83 7.35 |
| Japan Championship 2026 | |||||
| Event | Round | Place | Best | Average | Detail |
|---|---|---|---|---|---|
| Clock | Final | 6 | 7.52 | 8.04 | 8.64 7.52 7.64 DNF 7.85 |
| First round | 8 | 5.58 | 6.86 | 6.77 6.98 5.58 6.84 8.59 | |
| Otsu Biwako Spring 2026 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 46 | 17.64 | 19.74 | DNF 18.70 18.80 21.72 17.64 |
| Clock | Final | 12 | 6.10 | 9.82 | 7.07 15.05 6.10 DNF 7.33 |
| Pyraminx | First round | 21 | 5.92 | 7.55 | 8.92 10.61 6.37 5.92 7.37 |
| Skewb | First round | 24 | 8.07 | 9.22 | 8.28 9.62 10.85 9.76 8.07 |
| Katano Spring 2026 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 95 | 17.49 | 18.97 | 18.37 20.06 22.47 18.47 17.49 |
| 3x3x3 One-Handed | First round | 67 | 40.53 | 46.70 | 47.38 42.31 50.40 40.53 56.73 |
| Pyraminx | First round | 47 | 8.30 | 10.63 | 8.92 12.76 8.30 10.22 13.16 |
| Otsu Biwako Winter 2026 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 47 | 18.49 | 20.86 | 20.14 20.15 22.28 18.49 24.16 |
| 3x3x3 One-Handed | First round | 33 | 30.02 | 40.47 | 40.94 1:15.53 37.62 30.02 42.85 |
| Pyraminx | First round | 17 | 5.29 | 8.93 | 10.15 5.29 7.76 DNF 8.88 |
| Ota Winter 2026 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 90 | 19.02 | 22.99 | 25.04 23.62 24.84 19.02 20.52 |
| 3x3x3 One-Handed | First round | 50 | 36.88 | 39.93 | 1:00.21 36.88 36.98 37.09 45.73 |
| Clock | First round | 51 | 6.96 | DNF | DNF 8.15 11.40 6.96 DNF |
| Ota Autumn 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 53 | 19.36 | 21.88 | 26.00 21.13 20.74 19.36 23.77 |
| Pyraminx | Final | 19 | 5.56 | 9.74 | 11.60 8.87 8.76 DNF 5.56 |
| First round | 20 | 7.90 | 10.55 | 9.70 11.26 DNF 10.69 7.90 | |
| Skewb | First round | 25 | 7.23 | 11.68 | 19.17 15.43 7.23 9.26 10.35 |
| Kansai Mega Day 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 82 | 18.97 | 22.61 | 26.18 21.27 18.97 22.77 23.80 |
| Megaminx | First round | 50 | 2:06.26 | 2:21.59 | 2:19.05 2:20.39 2:25.33 2:29.58 2:06.26 |
| Katano Summer 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | Second round | 83 | 20.02 | 22.54 | 24.45 45.37 23.14 20.03 20.02 |
| First round | 83 | 16.76 | 20.65 | 24.78 20.12 21.15 20.68 16.76 | |
| Pyraminx | First round | 23 | 4.65 | 7.46 | 7.26 7.22 7.93 7.89 4.65 |
| Skewb | First round | 37 | 9.31 | 12.30 | 10.55 15.03 15.16 11.33 9.31 |
| Tokyo Summer 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 83 | 14.55 | 20.94 | 23.42 26.33 19.34 20.06 14.55 |
| 3x3x3 One-Handed | First round | 60 | 42.60 | 46.57 | 45.34 42.84 51.53 1:01.57 42.60 |
| Pyraminx | First round | 25 | 5.48 | 7.05 | 7.14 8.06 5.95 9.71 5.48 |
| Kansai Odd and BLD 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 148 | 21.87 | 22.98 | 22.71 21.87 24.02 22.22 24.26 |
| Kanto Spring 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 104 | 18.30 | 24.06 | 28.89 21.91 21.37 18.30 50.42 |
| Pyraminx | First round | 42 | 6.85 | 10.89 | DNF 7.11 15.71 6.85 9.85 |
| Tokai Spring 2025 | |||||
| Event | Round | Place | Best | Average | Detail |
| 3x3x3 Cube | First round | 99 | 20.60 | 23.73 | 20.60 21.51 28.57 23.72 25.96 |
| Clock | First round | 22 | 8.42 | 12.87 | 18.80 10.40 8.42 9.42 DNF |
| Skewb | First round | 36 | 7.35 | 10.79 | 17.99 9.32 14.21 8.83 7.35 |
| No. | Date | Name | Region | City |
|---|---|---|---|---|
| 12 | 2026-07-18~19 | Japan Championship 2026 | Japan | Daito, Osaka |
| 11 | 2026-04-11 | Otsu Biwako Spring 2026 | Japan | Otsu, Shiga |
| 10 | 2026-03-21~22 | Katano Spring 2026 | Japan | Katano, Osaka |
| 9 | 2026-02-01 | Otsu Biwako Winter 2026 | Japan | Otsu, Shiga |
| 8 | 2026-01-25 | Ota Winter 2026 | Japan | Ota, Tokyo |
| 7 | 2025-11-08 | Ota Autumn 2025 | Japan | Ota, Tokyo |
| 6 | 2025-11-02 | Kansai Mega Day 2025 | Japan | Daito, Osaka |
| 5 | 2025-09-15 | Katano Summer 2025 | Japan | Katano, Osaka |
| 4 | 2025-07-21 | Tokyo Summer 2025 | Japan | Ota, Tokyo |
| 3 | 2025-06-15 | Kansai Odd and BLD 2025 | Japan | Daito, Osaka |
| 2 | 2025-05-31 | Kanto Spring 2025 | Japan | Ota, Tokyo |
| 1 | 2025-04-12 | Tokai Spring 2025 | Japan | Tokai, Aichi |
Closest Cubers
Seen Cubers
| Times | Competitors |
|---|---|
| 1 | 385 |
| 2 | 100 |
| 3 | 61 |
| 4 | 36 |
| 5 | 19 |
| 6 | 16 |
| 7 | 11 |
| 8 | 5 |
| 9 | 5 |
| 10 | 4 |
| 11 | 3 |
| 12 | 3 |
| All | 648 |

