Soumbalgwang (Korean: 소음발광) is a South Korean post-hardcore band consisting of members Kang Dong-soo, Kim Seong-been, Ma Jae-hyun and Park Seong-gyu.
[2] Since their formation in 2016, the band has released their studio albums, Fuze (도화선) (2020) and Happiness, Flower (기쁨, 꽃) (2021) and Fire & Light (불과 빛) (2024).
[2] In 2019, they released an EP Huh (풋) inspired by the track name of the Onnine Ibalgwan's debut album Pigeon is a Rat in the Sky (비둘기는 하늘의 쥐),[4] and they released its studio album, Fuze (도화선), in 2020.
Their second studio album, Happiness, Flower (기쁨, 꽃)was released in 2021.
The album was produced by Kim Byung-kyu, a guitarist of Korean rock band Say Sue Me.