Onimusha: Way of the Sword has been confirmed to have no prior connections to previous games, as well as not being open-world.
Source: N4G PC Onimusha: Way of the Sword Has No Connection to Past Games; Not an Open World + Plus Game Length
Onimusha: Way of the Sword has been confirmed to have no prior connections to previous games, as well as not being open-world.
Source: N4G PC Onimusha: Way of the Sword Has No Connection to Past Games; Not an Open World + Plus Game Length