Aine Yuuki, who is a regular student at Star Harmony Academy's normal division, meets Mio Minato from the idol division, who invites her to join Aikatsu to fulfill Aine's goal to make friends. She also befriends Maika Chōno and Ema Hinata who are also idols. Aine and Mio form a pair to become best friends to become the bright "Diamond Friends". Karen Kamishiro and Mirai Asuku are categorized as "Diamond Friends" and are in the Diamond Class! (Source: Wikipedia)

A picture drama special bundled with the BD/DVD release of the main film. It focuses on the relationship between Sena and Midori.

Haruka Nanami, an aspiring composer from the countryside, longs to write music for her beloved idol, Hayato Ichinose. Determined to accomplish this goal, she enrolls into Saotome Academy, a highly regarded vocational school for the performing arts. Upon her arrival, Haruka soon learns that everyone on staff, including the headmaster, is either an idol, a composer, or a poet. To top it all off, she is surrounded by incredibly talented future idols and composers, and the competition among the students is fierce; with the possibility of recruitment by the Shining Agency upon graduation, the stakes are incredibly high. As she strives to reach her dream at the academy, one fateful night, a series of events lead Haruka to a mysterious man standing in the moonlight, and he seems a bit familiar... [Written by MAL Rewrite]

Following Natsuki Enomoto's confession rehearsals with Yuu Setoguchi, their younger siblings Kotarou and Hina struggle to confess their own love. Despite a disastrous first meeting in middle school with her upperclassman Koyuki Ayase, Hina’s heart is captured by his warm smile. Initially confused by these newfound feelings, Hina soon realizes that she has fallen in love for the very first time. Chasing after her brother Yuu and her crush Koyuki, Hina also enrolls in Sakuragaoka High School; but the threads of love are far-reaching, and they entangle Hina and her friends. Boisterous but sensitive, Hina hopes to confess her feelings to the tender-hearted Koyuki. Meanwhile, Kotarou, oblivious to his own feelings for her, is determined to always keep Hina smiling. Suki ni Naru Sono Shunkan wo.: Kokuhaku Jikkou linkai follows Hina, Kotarou, and Koyuki in high school. Their youthful love forges new relationships, but also threatens to break others. [Written by MAL Rewrite]