Word時じ代だいzidaiMeaningera; period; agePart of speechnounPronunciationCourseJapaneseLessonVocabulary expansion 46Breakdown of zidaitime; hour時You can tell the time because the the sun casts its light on the sundial next to the temple.substitute代The person presiding over the ceremony is not present, so you have to act as a substitute.Usages of zidai彼かれ は その 時じ代だい の 有ゆう名めいな 作さっ家か でした。kare ha sono zidai no yuumeina sakka desita.