Sunday 6 September 2026 Rebuilt nightly from the WCA's official results · export of 6 September 2026 · About
The Middle Three
People → Head to head

Head to head

Eva Kato (加藤映葉) vs Nico Harper (李有為)

Two careers, 82 shared rounds, one running count. Everything below comes from the official results the two of them posted in the same rounds of the same competitions.

Eva Kato (加藤映葉) (Japan) and Nico Harper (李有為) (United States) have met in 82 rounds across 6 competitions since 2018. Counting every round where both finished with a result, Eva Kato (加藤映葉) leads Nico Harper (李有為): 61 finishes in front to 21.

On personal bests the split is just as plain: across 15 shared events, Nico Harper (李有為) holds the faster single in 8, Eva Kato (加藤映葉) in 7.

Personal bests, side by side

faster single in bold
EventEva Kato (加藤映葉) singleaverageNico Harper (李有為) singleaverage
3×35.467.216.027.77
2×20.911.771.392.30
4×425.3729.4126.1130.62
5×553.3757.7548.9855.70
6×61:46.851:55.371:38.441:51.31
7×72:55.623:05.432:37.392:46.44
3×3 blindfolded55.081:10.881:15.09
3×3 Fewest Moves25 moves30.0028 moves37.67
3×3 one-handed10.8614.6910.7812.86
Clock7.798.105.116.42
Megaminx42.6246.3128.6534.89
Pyraminx2.333.662.383.65
Skewb1.713.972.474.69
Square-15.187.514.738.32
3×3 Multi-Blind5 of 8 cubes · 37:496 of 7 cubes · 28:07

Year by year

every meeting, 82 rounds in all
20182025busiest year: 31 meetings2018: 112019: 312022: 272025: 13

Recent meetings

newest first · averages where the round ranked on one, singles otherwise
YearCompetitionEventRoundEva Kato (加藤映葉)Nico Harper (李有為)ahead
2025Rubik's WCA World Championship 20252×2First round2.514.00Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 20253×3Second round8.188.44Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 20253×3First round8.158.34Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 20253×3 one-handedFirst round16.8315.39Nico Harper (李有為)
2025Rubik's WCA World Championship 20254×4First round31.9830.69Nico Harper (李有為)
2025Rubik's WCA World Championship 20255×5First round1:04.0959.36Nico Harper (李有為)
2025Rubik's WCA World Championship 20256×6First round1:55.37Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 20257×7First round3:08.162:54.51Nico Harper (李有為)
2025Rubik's WCA World Championship 2025MegaminxFirst round55.9837.20Nico Harper (李有為)
2025Rubik's WCA World Championship 2025PyraminxFirst round5.667.18Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 2025SkewbFirst round5.996.57Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 2025Square-1Second round8.079.64Eva Kato (加藤映葉)
2025Rubik's WCA World Championship 2025Square-1First round9.799.28Nico Harper (李有為)
2022WCC Western Championship 20222×2Second round2.443.57Eva Kato (加藤映葉)

Full careers: Eva Kato (加藤映葉) · Nico Harper (李有為). A meeting is a round of one event at one competition where both finished with a counted result. Who finished ahead follows official placing in the round: rounds played to an average are won on the average, best-of rounds on the single.