"Redo" is a popular song from the anime series Re:Zero. It is performed by the Japanese singer Konomi Suzuki. The song was released as a single in 2016 and served as the opening theme for the first season of the anime. The composer of "Redo" is Kenichiro Oishi, who is known for creating music for various anime series. As for some trivia, "Redo" reached number 11 on the Oricon weekly singles chart in Japan, further showcasing its popularity. The melody of the song is characterized by its energetic and upbeat tempo, accompanied by catchy lyrics and powerful vocals, effectively setting the tone for the thrilling and adventurous world of Re:Zero.