nigirizushi; hand-formed sushi with a topping of seafood, etc.

sushi; anything made with vinegared rice (may also contain vegetables, spices, fish, or other delicacies)

administration of justice

(one's) superior; (one's) boss; the higher-ups

commandant; commanding officer; general

leading a meeting; presiding over a meeting; officiating at a ceremony; chairmanship

headquarters

company (in China); firm

command; control; commander

chairman; moderator; toastmaster; master of ceremonies; chairperson; host (of a TV show, etc.)

referee

judicial trial