- uchi 打ち・うち
- hit
- uchi 内・うち
- inside, within, inner, compare soto
- uchideshi 内弟子・うちでし
- student living in the dojo; compare sotodeshi
- uchikaiten 内回転・うちかいてん
- inner rotation, compare sotokaiten
- uchikata 打ち方・うちかた
- striking and hitting attack forms
- uchikomi 打ち込み・うちこみ
- hitting repeatedly
- uchiuke 内受け・うちうけ
- block from inside, compare sotouke
- ude 腕・うで
- arm
- ude garami 腕絡み・うでがらみ
- arm lock

- udekimenage 腕決め投げ・うできめなげ
- arm lock throw

- udenobashi 腕伸ばし・うでのばし
- extended arm
- udeosae 腕押さえ・うでおさえ
- pinned arm, ikkyo
- uke 受け・うけ
- the one receiving, attacker in Aikido
Aikido Audio clip: Flash 9+ needed
- uke 受け・うけ
- block, parry
- ukemi
- falling
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- ukenagasu 受け流す・うけながす
- parry; deflect
- undo 運動・うんどう
- exercise
- unsoku 運足・うんそく
- foot movement
- ura 裏・うら
- backside, inside, reverse side, compare omote
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- uraken 裏剣・うらけん
- backhand strike
- ushiro 後ろ・うしろ
- behind, backwards, compare mae
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- ushirogeri 後ろ蹴り・うしろげり
- backward kick
- ushiro kiriotoshi 後ろ切り落とし・うしろきりおとし
- rear cutting drop, throwing technique
- ushiro (katatedori) kubishime 後ろ首絞め・うしろくびしめ
- rear choke hold

- ushiro ryokatadori 後ろ両肩取り・うしろりょうかたどり
- grabbing both shoulders from the rear

- ushiro ryotedori 後ろ両手取り・うしろりょうてどり
- grabbing both wrists from behind, also called ushiro tekubitori

- ushiro tekubitori 後ろ手首取り・うしろてくびとり
- grabbing both wrists from behind, also called ushiro ryotedori
- ushiro ukemi 後ろ受け身・うしろうけみ
- backward fall; cf. koho kaiten ukemi
- ushirowaza 後ろ技・うしろわざ
- attacks from behind