The official site for the Hateshinaki Scarlet (Scarlet) film disclosed the principal cast and key visual (shown) on Friday. The anime feature will debut in Japanese cinemas on November 21, followed by its release in US theaters on December 12. Actors Mana Ashida (Kaijuu no Kodomo) and Masaki Okada will play the roles of Scarlet and Hijiri, respectively. The original creator Mamoru Hosoda (Ookami Kodomo no Ame to Yuki) is at the helm of direction and writing the script at Studio Chizu. Synopsis After losing her father an…