Minako Satake is an 18-year-old student idol born on March 22. She has dark brown hair, often worn in a high ponytail tied with a red bow, and cyan eyes. Her height is 158 cm, her weight is 45 kg, her blood type is O, and her physical measurements are 86-54-82.

She enjoys playing fighting games and spending time on the phone with her friends. Minako is skilled at cooking and believes strongly in maintaining good health through proper eating. She has a younger brother and a fear of the dark.

As a member of 765 Production's training program, she first appeared in the mobile game THE iDOLM@STER Million Live!, where her card type was Dance. In Theater Days, her card type is Princess.

During the events of THE iDOLM@STER MOVIE: Beyond the Brilliant Future!, Minako is chosen as one of seven trainees to serve as a backup dancer for 765 Production's arena concert. She joins the main idols at a training camp for intensive rehearsals. When fellow trainee Kana Yabuki struggles and thinks of leaving, Minako helps support her, contributing to the group's successful performance.

Minako is determined to bring smiles through her work and remains committed to doing her best in the face of challenges.