Word四よん歳さいyonsaiMeaningfour years oldPart of speechnounPronunciationCourseJapaneseLessonHow old are you?Breakdown of yonsai四よんyonfour〜歳さい〜saiyears of age (counter)Elon.io is an online learning platformWe have hundreds of Japanese lessons and thousands of exercises.Start learning Japanese nowYour questions are stored by us to improve Elon.io