右折禁止[usetsukinshi] No Right Turn!
化学兵器禁止条約[kagakuheikikinshijouyaku] chemical weapons ban treaty
解禁[kaikin] lifting a ban
監禁[kankin] confinement
禁じる[kinjiru] to prohibit

禁ずる[kinzuru] to forbid
禁烟[kinen] abstaining from smoking
禁煙車[kinensha] non-smoking car
禁忌[kinki] taboo
禁漁[kinryou] prohibition of fishing

禁錮[kinko] imprisonment
重禁錮[juukinko] imprisonment with hard labor (hard labour)

禁錮刑[kinkokei] (penalty of) imprisonment