Sonny Boy is an original Japanese anime television series animated by Madhouse and written and directed by Shingo Natsume. The story follows a group of middle school students who are suddenly transported to an alternative dimension, with some of them gaining new powers. In their quest to find their way home, they unravel the mysteries of this new world, and conflicts between them arise. The series aired from July to October 2021.

Shinichirō Watanabe is a Japanese anime television and film director, best known for directing the critically acclaimed and commercially successful anime series Cowboy Bebop, Samurai Champloo, and Space Dandy. Considered an auteur of Japanese animation by film and television critics, Watanabe's work is characterized by evocative uses of music, mature themes, and the incorporation of multiple genres.