Each skill card in the deck has a different effect including increasing status or energy, and costs stamina when the player uses it.

The title of the game, Gakuen Idolmaster, as well as the first promotional video, were revealed in a live stream on March 5, 2024.

[5] The ten idols who appear in the game are as follows: Besides the idols, other cast members include Akio Ōtsuka as Kunio Jūō, the school headmaster, Aoi Koga as Asari Neo, a teacher from the Producer Department,[5] and Minami Tanaka, Yūki Wakai and Yu Serizawa as trainers.

[10] The music works are released under Asobinotes,[5] a record label owned by Bandai Namco Entertainment.

is the ending theme song of the game,[b] and the player can first listen to it when the affection level reaches ten for any idol.

When the game was launched, it was difficult to raise the affection level to ten, so within the fanbase mentioning the song itself is considered as a spoiler of the story plot.

Tsukasa Fushimi, the author of Oreimo and Eromanga Sensei, not only wrote the story but also was involved in the character design.

[44] A manga adaptation written by Smile Down the Runway's author Kotoba Inoya and illustrated by Yuu Okino was announced on May 8, 2024.