Personal Page

Katsumi Seino (清野克己)

Name: Katsumi Seino (清野克己)
Region: Japan
Competitions: 6
WCA ID: Katsumi Seino (清野克己)2022SEIN01
Gender: Male
Career: 2022.08.28 - 2025.11.02
2025 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube127304386368.2910.238767324412855/55
5x5x5 Cube71166348041:11.681:22.0253711868855/5
3x3x3 One-Handed18163251702121.4726.041624762311795/5
Megaminx810036638.1544.584361159140/40
Skewb1756491256097.429.481816549101485/5

Sum of Ranks

 Sum of NRSum of CRSum of WR
Single4372151796551822
Average3686131146464628

Overall Medal Collection

GoldSilverBronze
1
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Kansai Mega Day 2025Second round26 8.29 11.05
13.59     11.31     10.73     8.29      11.11
First round35 9.15 12.55
9.15      12.50     10.90     17.39     14.25
Tokai Summer 2025Final44 12.04 14.03
15.96     12.35     12.04     13.79     16.79
Hiroshima Winter 2024Second round36 10.00 13.78
16.86     10.00     15.48     15.64     10.22
First round39 10.84 13.99
14.28     15.75     15.47     12.21     10.84
WCA World Championship 2023First round515 10.64 11.71
11.99     11.58     11.56     13.52     10.64
Hiroshima Spring 2023Final18 8.98 12.28
10.34     14.61     8.98      12.53     13.96
First round17 9.20 10.67
11.25     10.37     11.72     9.20      10.40
Yoga Summer B 2022Final12 8.87 14.87
8.87      15.99     16.01     13.92     14.71
Second round12 9.11 10.23
11.43     13.45     9.62      9.64      9.11
First round16 10.33 11.64
12.85     10.33     11.22     17.27     10.86
 
5x5x5 Cube
CompetitionRoundPlaceBestAverageDetail
Tokai Summer 2025Final19 1:11.68 1:22.02
1:11.68   1:27.09   1:23.37   1:16.42   1:26.28
 
3x3x3 One-Handed
CompetitionRoundPlaceBestAverageDetail
Tokai Summer 2025Final34 21.47 26.04
32.24     23.48     30.65     24.00     21.47
 
Megaminx
CompetitionRoundPlaceBestAverageDetail
Kansai Mega Day 2025Final10 38.15 49.13
59.48     46.22     45.53     55.63     38.15
Second round10 39.39 49.54
49.03     39.39     49.45     51.31     50.15
First round7 43.11 45.85
44.08     47.15     47.51     46.32     43.11
Hiroshima Winter 2024Final8 47.82 50.93
50.37     48.87     47.82     55.82     53.56
First round3 40.31 44.58
42.75     48.73     54.33     42.27     40.31
WCA World Championship 2023First round77 38.76 54.05
55.37     58.08     50.10     38.76     56.68
Hiroshima Spring 2023Final2 42.27 50.90
42.27     53.74     53.67     45.30     1:02.38
Yoga Summer B 2022Final4 53.85 1:02.50
1:05.94   1:12.04   1:02.91   58.64     53.85
 
Skewb
CompetitionRoundPlaceBestAverageDetail
Hiroshima Winter 2024First round19 7.42 9.48
7.42      8.31      10.98     10.32     9.81
Kansai Mega Day 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round26 8.29 11.05
13.59     11.31     10.73     8.29      11.11
First round35 9.15 12.55
9.15      12.50     10.90     17.39     14.25
MegaminxFinal10 38.15 49.13
59.48     46.22     45.53     55.63     38.15
Second round10 39.39 49.54
49.03     39.39     49.45     51.31     50.15
First round7 43.11 45.85
44.08     47.15     47.51     46.32     43.11
 
Tokai Summer 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal44 12.04 14.03
15.96     12.35     12.04     13.79     16.79
5x5x5 CubeFinal19 1:11.68 1:22.02
1:11.68   1:27.09   1:23.37   1:16.42   1:26.28
3x3x3 One-HandedFinal34 21.47 26.04
32.24     23.48     30.65     24.00     21.47
 
Hiroshima Winter 2024
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round36 10.00 13.78
16.86     10.00     15.48     15.64     10.22
First round39 10.84 13.99
14.28     15.75     15.47     12.21     10.84
MegaminxFinal8 47.82 50.93
50.37     48.87     47.82     55.82     53.56
First round3 40.31 44.58
42.75     48.73     54.33     42.27     40.31
SkewbFirst round19 7.42 9.48
7.42      8.31      10.98     10.32     9.81
 
WCA World Championship 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round515 10.64 11.71
11.99     11.58     11.56     13.52     10.64
MegaminxFirst round77 38.76 54.05
55.37     58.08     50.10     38.76     56.68
 
Hiroshima Spring 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal18 8.98 12.28
10.34     14.61     8.98      12.53     13.96
First round17 9.20 10.67
11.25     10.37     11.72     9.20      10.40
MegaminxFinal2 42.27 50.90
42.27     53.74     53.67     45.30     1:02.38
 
Yoga Summer B 2022
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal12 8.87 14.87
8.87      15.99     16.01     13.92     14.71
Second round12 9.11 10.23
11.43     13.45     9.62      9.64      9.11
First round16 10.33 11.64
12.85     10.33     11.22     17.27     10.86
MegaminxFinal4 53.85 1:02.50
1:05.94   1:12.04   1:02.91   58.64     53.85
No.DateNameRegionCity
62025-11-02Kansai Mega Day 2025JapanDaito, Osaka
52025-07-27Tokai Summer 2025JapanNagoya, Aichi
42024-02-10Hiroshima Winter 2024JapanFukuyama, Hiroshima
32023-08-12~15WCA World Championship 2023Republic of Korea인천광역시 (Incheon)
22023-03-25Hiroshima Spring 2023JapanFukuyama, Hiroshima
12022-08-28Yoga Summer B 2022JapanYoga, Tokyo