Tanjiro Kamado, the lead character in Demon Slayer. (Ufotable)Demon Slayer: Kimetsu no Yaiba - The Movie: Infinity Castle has shattered records, earning an estimated $70 million during its U.S. opening weekend - a testament to how the anime genre has evolved into one of the most popular entertainment phenomena in recent years.The movie was distributed across North America on Sept. 12 by Crunchyroll, a subsidiary of Sony Pictures, after it was released in select Asian countries in August. The film was released in 3,315 U.S.