You can see how artists and cast members used paper in their creative process for the film's promotion here:
: Some promotional content from the cast, such as videos by Yoshi Sudarso , featured the use of paper in behind-the-scenes craft or stunt preparation. Blade of the 47 RoninHD
: There were high-quality physical posters and "key art" printed on paper for the film's Netflix debut. You can see how artists and cast members