校こう長ちょう室しつMeaningsNoun1. principal's officeKanji used校school長long室roomComposed of校こう長ちょうprincipal; head teacher; headmaster; headmistressNoun室しつroom; Chinese "Encampment" constellation (one of the 28 mansions)NounExamples1校こう長ちょう室しつで会かい議ぎが開ひらかれた。The meeting was held at the principal's office.