• 拳こぶし

  fist

• 拳銃けんじゅう

  pistol, handgun

• 拳骨げんこつ

  (clenched) fist, knuckles

• じゃん拳じゃんけん

  rock-paper-scissors (game), janken

• 拳けん

  hand game (e.g. rock-paper-scissors)

• 拳固げんこ

  fist

• 拳闘けんとう

  boxing

• 拳拳けんけん

  respectfully, faithfully, seriously, reverently

• 拳法けんぽう

  Chinese martial arts, kung fu, wushu, quanfa

• 拳万げんまん

  pinky swear (i.e. linking little fingers to confirm a promise), pinky promise

• 力拳ちからこぶし

  clenched fist

• 空拳くうけん

  with bare hands, with or from nothing

• 鉄拳てっけん

  tightly clenched fist

• 猿拳さるけん

  Monkey Fist, Monkey-Style kung-fu

• 酔拳すいけん

  drunken boxing, styles of Chinese martial arts that imitate the movements of a drunk person

• 両拳りょうけん

  both fists

• 裏拳うらけん

  backhand blow, backhand chop, backfist (karate)

• 狐拳きつねけん

  kitsune-ken, shōya-ken, game similar to rock, paper, scissors, with the hand gestures fox, hunter and village headman

• 護拳ごけん

  guard (of a sword)

• 虫拳むしけん

  mushi-ken, Japanese rock-paper-scissors variant, in which the "frog", "snake" and "slug" are represented by the thumb, forefinger and little finger respectively

• 正拳せいけん

  seiken (karate proper fist), straight punch

• 鉄拳てっけん

  Tekken (video game series and media franchise)

• 拳闘家けんとうか

  boxer

• 拳闘術けんとうじゅつ

  (art of) boxing

• 五形拳ごけいけん

  Wu Xing Fist, Five Form Fist (Dragon, Snake, Tiger, Crane, Leopard)

• 野球拳やきゅうけん

  yakyūken, strip version of rock, paper, scissors (similar to strip poker)

• 角長拳ツノナガコブシ

  pebble crab (Leucosia anatum)

• 少林拳しょうりんけん

  Shaolin kung fu

• 虎燕拳こえんけん

  Tiger Swallow Fist

• 形意拳けいいけん

  shape-of-the-mind fist, Hsing I Chuan

• 燕青拳えんせいけん

  Yangqingquan, Yangqing Fist

• 藤八拳とうはちけん

  game of chance similar to rock, paper scissors, where the different hand gestures symbolize a fox, a hunter and a village head

• 昇竜拳しょうりゅうけん

  shoryuken (uppercut move in the Street Fighter series)

• 跆拳道テコンドー

  taekwondo, tae kwon do

• 詠春拳えいしゅんけん

  Wing Chun (traditional Chinese martial art)

• 波動拳はどうけん

  hadouken (fireball attack from the Street Fighter series)

• 暗殺拳あんさつけん

  deadly fist, killer fist

• 内家拳ないかけん

  neijia (Chinese martial arts style), internal martial arts

• 太極拳たいきょくけん

  grand ultimate fist, Tai Chi Chuan

• 八極拳はっきょくけん

  bajiquan (Chinese martial art)

• 截拳道ジークンドー

  Jeet Kune Do, Way of the Intercepting Fist (martial art founded by Bruce Lee)

• 螳螂拳とうろうけん

  praying mantis style

• 庄屋拳しょうやけん

  shōya-ken, kitsune-ken, game similar to rock, paper, scissors, played with hand gestures representing a fox, hunter and village headman

• 握り拳にぎりこぶし

  clenched fist

• 拳を握るこぶしをにぎる

  to make a fist, to clench one's fist

• 拳を打つけんをうつ

  to play a hand game (e.g. rock, paper, scissors)

• 拳々服膺けんけんふくよう

  firmly bear in mind, have something engraved on one's mind (heart)

• 自動拳銃じどうけんじゅう

  automatic pistol

• 北斗の拳ほくとのけん

  Fist of the North Star (manga series and media franchise; written by Buronson and illustrated by Hara Tetsuo)

• 中国拳法ちゅうごくけんぽう

  Chinese martial art