Flash has been played on NTS in shows including Radio Jiro, featured first on 23 July 2018. Songs played include Boom Boom.

There are several artists and acts that use, or have used, the name Flash:

1) "Flash" (주마등) was a Fantasy Boys (소년 판타지) team that performed the song "Hold Tight" (composed by Jinyoung, [진영] former member of the group B1A4) at the Semi-finals: Producer's New Song Mission (프로듀서 신곡 미션) of the survival show. The team was composed of seven members: Hikari (히카리), Kang Min Seo (강민서), Yuma (유우마), Moon Hyunbin (문현빈), Hwang Jaemin (황재민), Kang Dae Hyeon (강대현), and Kim Beom Jun…