青あお空ぞら教きょう室しつMeaningsNoun1. open-air classesKanji used青blue空empty air教teach室roomPitch accentあおぞらきょうしつComposed of青あお空ぞらblue skyNoun教きょう室しつclassroom; lecture room; department (in a university); class; lessons; course; school (for a particular discipline); teaching establishmentNoun