講話: lecture / 講和, 媾和: peace, reconciliation / 高話: respectful term for what another person says

事項: item, matter / 時効: statute of limitations / 時候: time of year / 時好: fad / 耳垢: earwax / 自公: Liberal Democratic Party and Komeito / 自工: automobile industry / 耳孔: earhole / 耳腔: inside the ear

口試: oral test / 光子: photon / 講師: instructor, lecturer / 格子: lattice, grid / 甲子: beginning of the sexagenary cycle / 庚子: 37th of the sexagenary cycle / 公私: public and private things

孔子: Confucius / 交子: Jiaozi

交渉: negotiation / 黄鐘: one of the notes of the Shi'erlü / 巧匠: craftsman, skilled workman / 校章: school badge / 交床: kettle rest / 咬傷: bite (wound) / 好尚: interest, leaning

小太郎, 孝太郎, 鼓太郎, 康太郎, 光太郎, 功太郎, 浩太郎, 耕太郎: a male given name / 幸太郎, 誇太郎, 晃太郎, 興太郎, 浩太朗: a male given name

昂大, 航太, 公太, 幸太, 孔太, 好太, 孝太, 恒太: a male given name / 晃多: a male given name

小歌: a type of popular song / 小唄: ditty, ballad

(literally) know the other side and yourself, a hundred battles will not be perilous

UNEP, United Nations Environment Programme