Top 2 in Top 10 most popular anime of Ufotable.
Kimetsu no Yaiba : Mugen Ressha-hen
Kimetsu no Yaiba : Mugen Ressha-hen is a 2020 Japanese film anime series, based on Gotōge Koyoharu's Demon Slayer (Kimetsu no Yaiba) manga. It is the cinematic sequel to the 2019 anime series, directed by Haruo Sotozaki and produced by Ufotable. The anime's main Japanese voice cast is also returning to reprise the original role.
The Demon Slayer follows the journey of a young boy named Tanjiro in his quest to save his sister Nezuko who has been turned into a demon. One cold, snowy night, because it was already dark, but his house was on the mountain, so he stayed at a senior's house in the village, waiting to return home early in the morning. The next morning, when he returned, he found that his mother and brothers had been attacked by demons. Only her younger sister Nezuko was left alive, but she was turned into a demon after being bitten. Therefore, Tanjiro set out to find a way to cure his sister, and joined the demon slaying army.