B1a4 is a South Korean boy band known for blending pop and rock influences into their musical identity. This archive entry captures a significant portion of their discography, featuring twenty-nine songs across two album sections. The collection highlights fan-favorite tracks such as "Baby Goodnight" and "Chu Chu Chu," which have garnered substantial attention within the database. While the group's primary works are well-represented, the entry also includes collaborations and covers, notably featuring Aoi Teshima on tracks like "Beautiful Target" and "Sunshine." With over fourteen hundred total hits, this catalogue serves as a comprehensive resource for listeners exploring the band's diverse range of styles and vocal harmonies.