"Dororo" is a Japanese manga series written by Osamu Tezuka. The series also got 2 anime adaptations (1969 & 2019) and a live-action movie (2007).

The 2019 Dororo anime series is based on the manga series of the same name by Osamu Tezuka. The plot focuses on a young ronin named Hyakkimaru who faces multiple demons in ancient Japan alongside a child named Dororo.

The 24-episode series premiered on January 7, 2019 on Tokyo MX, BS11, and Jidaieki Senmon Channel, and is streamed exclusively worldwide on Prime Video. Kazuhiro Furuhashi directs the series, with Yasuko Kobayashi handling series composition, Satoshi Iwataki handling character designs, and Yoshihiro Ike composing the music. Twin Engine produces the series. The opening theme "Kaen" (火炎) is performed by Queen Bee, while the ending theme "Sayonara Gokko" (さよならごっこ) is performed by Amazarashi. The second opening "Dororo" (どろろ) is performed by Asian Kung-Fu Generation and the second ending theme "Yamiyo" (闇夜) is performed by Eve.

(source: Wikipedia)