InuYasha the Movie 2: The Castle Beyond the Looking Glass

Inuyasha - Kagami no naka no mugenjou is a movie starring Kappei Yamaguchi, Satsuki Yukino, and Kôji Tsujitani. After seemingly defeating their common enemy, Naraku, What appears to be the near-end of their journey instead leads...
With their most formidable foe vanquished, Inuyasha and his comrades begin returning to their everyday lives. But their peace is fleeting as another adversary emerges: Kaguya, the self-proclaimed princess from the Moon of Legend, hatches a plot to plunge the world into an eternal night of the full moon. Inuyasha, Kagome, Miroku, Sango and Shippou must reunite to confront the new menace.