Vocabulary What does ユダヤ教 (ユダヤきょう, yudayakyou) mean? ユダヤ教 (ユダヤきょう, yudayakyou) means Judaism. Quick factsReadingユダヤきょうRomajiyudayakyouPart of speechnoun ユダヤ教ユダヤきょうyudayakyouJudaism1noun JudaismKanji in this word教teach, educate