Source 1: https://www.hollywoodreporter.com/heat-vision/toshiro-mifune-turned-down-star-845721

Source 2: http://www.nytimes.com/1997/12/25/movies/toshiro-mifune-actor-dies-at-77-the-primal-hero-of-samurai-films.html

Source 3: https://www.youtube.com/watch?v=hQ1dkl1ul-s

Source 4: https://www.redbubble.com/shop/toshiro+mifune

Source 5: https://www.amazon.co.uk/Samurai-Trilogy-Criterion-Collection-Blu-ray/dp/B01HNYL5GS