Production I.G has announced that its B: The Beginning animated series won the Jury Prize in the TV & Commissioned Films competition category at the 20th Bucheon International Animation Film Festival (BIAF) in South Korea. The first episode screened at the festival on October 20 and October 21, 2018.
Nakazawa and Yoshiki Yamakawa directed the series, and Nakazawa also designed the characters and served as key animation supervisor. Katsuya Ishida wrote the screenplay. Yoshihiro Ike composed the music.
Netflix began streaming the 12-episode first season worldwide simultaneously on March 2, 2018, and it will get a second season.