Onimusha (鬼武者, 'Oni Warrior') is a series of video games developed and published by Capcom. It makes use of the historic figures that shaped Japan's history, retelling their stories with supernatural elements. Most of the games are of the action-adventure genre, a combination of third-person hack-and-slash combat and puzzle elements. The player protagonist wields the power of the Oni, enabling them to fight the Genma, the main enemy in the series. As of June 2023, the series has sold a total of 8.6 million copies worldwide, making it Capcom's ninth best-selling franchise, behind Resident Evil, Monster Hunter, Street Fighter, Mega Man, Devil May Cry, Dead Rising, Ace Attorney, and Marvel vs. Capcom. A high-definition remaster of the first game, Onimusha: Warlords, was released in December 2018 for the Nintendo Switch, PlayStation 4, and Xbox One. A Windows version was released in January 2019.