"Go!" is a song by the Japanese rock band Flow, released in 2004. Composed by Takeshi Asakawa and Flow, the track is typically performed in the key of B minor. It gained popularity as the fourth opening theme for the anime series "Naruto." One interesting fact is that "Go!" became one of Flow's most successful songs, reaching high positions on music charts in Japan and becoming a favorite among fans of both the band and the anime. The melody is characterized by its energetic and upbeat tempo, featuring catchy guitar riffs and dynamic vocals that perfectly capture the adventurous spirit of the series.