Seiken definitions

seiken

fist
Found on http://www.encyclo.co.uk/local/21569

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seiken

Forefist.
Found on http://www.jkra.com/karate_glossary.htm

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Seiken

Straight Fist, Normal Fist
Found on http://www.wadoryu.co.uk/horsham_karate_glossary.php

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Seiken

Fist with focus on first two knuckles
Found on https://www.encyclo.co.uk/local/21616

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