Listen to 가자 Let's Go online. 가자 Let's Go is an Unknown language song and is sung by Kingdom Kids. 가자 Let's Go, from the album 온 가족이 함께 불러주는 어린이동요100 Korean Popular Children's Song 100, was released in the year 2018. The duration of the song is 1:34. Download Unknown songs online from JioSaavn.