The first one (noble language as described above) was spoken by court ladies among imperial families and court nobles within the Imperial court since the Muromachi period, part of which are still being spoken within some shrines and temples of today.
前者の公家言葉は、宮中や宮家、公家のあいだで室町時代の初期から女官によって話されたもので、現在では一部の社寺に残されている。