Naishi adopted the Shitokan system such that Kami was called Naishinokami or Shoji (the prescribed number was two), Suke was called Naishinosuke or Tenij (the prescribed number was four), and Jo was called Naishinojo or Shoji (the prescribed number was four), without the post of Sakan.
長官を尚侍（ないしのかみ/しょうじ）（定員2名）、次官を典侍（ないしのすけ/てんじ）（定員4名）、判官を掌侍（ないしのじょう/しょうじ）（定員4名）と称し、主典は欠くものの四等官制を採用していた。