Ubisoft took trips to Japan with expert guides for Assassin's Creed Shadows and spent 'a lot of time' researching on top of that -- 'We're making video games, but for Assassin's Creed we try to be credible' Sources: 1 articlesUbisoft took trips to Japan with expert guides for Assassin's Creed Shadows and spent 'a lot of time' researching on top of that -- 'We're making video games, but for Assassin's Creed we try to be credible' (TechRadar)