学(がく)校(こう) gakkou school 学(がく)生(せい) gakusei student 学(がく)年(ねん) gakunen school year 入(にゅう)学(がく) nyuugaku enrollment 数(すう)学(がく) suugaku mathematics 中(ちゅう)学(がく) chuugaku middle school 力(りき)学(がく) rikigaku mechanics 大(だい)学(がく) daigaku university