Play the game on a standard PS4 or PS5 via backwards compatibility. Use your smartphone’s Google Translate app. Set the camera to "Japanese to English." Hold your phone over the TV whenever a menu pops up. It is clunky, but it works surprisingly well for weapon descriptions.
Current patches typically focus on menus, UI elements, item names, and skill descriptions to make the game playable for English speakers. Full story/dialogue translation is often cited as a long-term goal but remains incomplete in public releases. Where to Find Updates: sengoku basara 4 sumeragi english patch