Rurouni Kenshin – The Movie

Rurouni Kenshin: The Motion Picture , also known as Rurouni Kenshin: The Movie and Samurai X: The Motion Picture, is a Japanese animated martial arts film directed by Tsuji Hatsuki, produced by Katsunori Narumo and Akio Wakana and written by Yukiyoshi Ohashi. It is based on the Rurouni Kenshin manga by Nobuhiro Watsuki. Set in the Meiji Era, the plot follows the clashes between the two warriors, Himura Kenshin, a pacifist who wishes to stop a rebellion from Takimi Shigure and a band of desperate rebels who have sworn to settle one final score with society. The movie takes place somewhere after the Kyoto arc. It was released in Japanese theaters on December 20, 1997.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.