Written by frontman Masato Hayakawa and lead guitarist Ryo Yokochi, and produced by Michael Baskette, it was released as the third single from the band's seventh studio album Nonnegative, on 8 June 2022.
[3] On 6 June 2022 the band first teased "Before I Go" on their social media platforms as part of Sapporo Breweries' latest product Saporro Beer Gold Star promotional campaign, of which a teaser including the song for the advert was made available on YouTube as well as Japanese television.
[6] The band starred on the cover for Spotify's "Big in Japan" playlist which featured "Before I Go" to promote the newly released single on the platform.
It was written by frontman Masato Hayakawa and lead guitarist Ryo Yokochi and produced by Michael Baskette, and runs for four minutes and 6 seconds.
[11] Paul Brown of Wall of Sound noted that the song had an "uptempo drum beat that’ll have you bouncing around the room in no time", while George Knight of Thunderchord pointed out that the verses were almost "dance rock like in terms of grooviness.