This paper study on the transition of Noh space's formation in residence from late Meiji to Early Showa era. In meiji era, the Noh stage was built at the courtyard which was called sirasu in front of main building in the nobility or Noh actor's residence. This style's Noh space which was called nougaku-goranjou was used to be entertain Meiji Emperor. But from taisho era to showa era, it was developing to new style, that surrounding the stage auditorium was built and it was called nohgakudou. That the auditorium was extended to sirasu, at the side of stage which was called wakishoumen, as a result, the roof was built on the sirasu, it means courtyard of sirasu became to an indoor space. This paper focus on the new L style auditorium to investigate what transfiguration happened on the space of nohgakudou.
