Word親しん友ゆうsinyuuMeaningclose friend; best friendPart of speechnounPronunciationCourseJapaneseLessonVocabulary expansion 38Breakdown of sinyuufriend友Friends, even when separated by a scissors, will find each other again.parent親The relative who sees everything you do is your parent.Usages of sinyuu妻つま は 私わたし の 親しん友ゆう です。tuma ha watasi no sinyuu desu.My wife is my best friend.