Manga adaptation of the anime, penned by the original character designer.

A singer becomes an idol―? Akira is scouted by sMiLea Productions, an agency set up by the suddenly retired legendary idol Anela, to form a new group with Banri and Chihiro. Come and take a peek at the lively days of these three boys with sparkling personalities, in the three-man boy-band PROTOSTAR! (Source: Gentosha, translated) *Note: Includes two extra chapters.*