Rising Sun is a mod for Mount & Blade: Warband based on the Gekokujo mod, New Update 2022 released. Set during the late Bakumatsu and Boshin War periods of Japan (1866 - 1869). Fight to restore the Imperial Court or retain the Tokugawa Shogunate.
Some of the US carbines used by Imperial and Shogunate forces in the Boshin war imported during and after the American Civil War. Carbines like the Starr were single shot whilst the more popular Spencer was a repeating firearm.