司 （シ） office (government department beneath a bureau under the ritsuryō system)

司会 （シカイ） leading a meeting, presiding over a meeting, officiating at a ceremony, chairmanship, chairman, presenter, host, moderator, master of ceremonies

公司 （コンス） company (in China), firm

にぎり寿司 （ニギリズシ） nigirizushi, hand-pressed vinegared rice topped with seafood

司る （つかさどる） to be in charge of, to manage, to direct, to administer, to preside over, to rule, to govern, to control