Sekigahara (関ヶ原) is a 2017 jidaigeki Japanese film directed by Masato Harada starring Junichi Okada as Ishida Mitsunari. The film recounts the Battle of Sekigahara, a six-hour battle in 1600 that brought an end to the Warring States era in Japanese history, as well as the political struggles that led up to it. It is an adaptation of the 1966 novel Sekigahara by Ryōtarō Shiba.