Ayane Matsuda

Awaiting new club leader Kumiko is the Ensemble Contest, and the school's preliminary competition to determine the representative team to participate. Kumiko tries her best to make it to the preliminaries without incident, but the concert band club is so large that there seems to be no end to the problems. And as club leader, she finds herself busy consulting on all sorts of matters. While the other members are deciding on their teams, Kumiko herself hasn't even decided which she will join...

Kitauji High School's brass band finally reaches nationals. However, the soloist rivalry between Kumiko and Mayu fractures the entire ensemble, forcing Kumiko to make a pivotal choice both as band president and a musician.

Now band president, Kumiko faces the dual hurdles of qualifying for nationals and deciding her future, as the arrival of Mayu, a skilled player from a prestigious school, creates tension between Kumiko’s responsibilities as president and her dream of performing at the top with Reina.

Both performances took place at Tachikawa Stage Garden in Tachikawa, Tokyo, Japan. The concerts consist of two performances (titled above), Spotlight Star and Harmony Star. While the cast list for both performances is identical, the featured contents are different: Spotlight Star focuses on solo performances, while Harmony Star focuses on group performances.

THE IDOLM@STER Gakuen The 2nd Period (学園アイドルマスター The 2nd Period) was a live concert event that took place in the following locations and dates: The 2nd Period H.I.F Senbatsu Shiken (Selection) (The 2nd Period H.I.F 選抜試験（セレクション）): Makuhari Messe Event Hall in Chiba, on May 15th and 16th, 2026. The 2nd Period Hatsuboshi IDOL FESTIVAL: Yokohama Arena in Yokohama on June 6th and 7th, 2026. The former will feature the characters performing (as 3D-CG models), and the latter will feature their voice actresses performing.

Spring in the first year of high school. Kumiko, a member of the brass band in junior high school, visits the high school brass band club with classmates Hazuki and Sapphire. There, she comes across Reina, her former classmate from junior high. Hazuki and Sapphire decide to join the club, but Kumiko can’t make up her mind. She recollects her experience with Reina at a competition in junior high school.

High school freshman Hotaru Hinase has a vibrant life full of family and friendship, but not much luck in romance. That all changes when she makes a warm gesture to her handsome and heartbroken classmate, Hananoi, leading to him asking her out and her becoming flustered. Witness a girl who grapples with the enigma of love and a boy who is heavy handed with it.

After his class' school trip fund is stolen, Yuichi and his best friends are abducted to play a debt repayment game; there is more than money on the line, as their bonds are tested with dark secrets and a lingering question of who is behind it all.