通つう学がく定てい期きMeaningsNoun1. school seasonal (train and bus) ticketKanji used通pass through学study定define期period (of time)Composed of通つう学がくcommuting to school; school commuteNoun定てい期きfixed period; fixed term; regular; periodic; periodical; fixed-term commuter pass; fixed-term deposit; futures contractsNoun