Uranohoshi Girls’ High School, a private school in the seaside neighborhood of Uchiura at Numazu city, Shizuoka prefecture. A small high school in a corner of Suruga Bay, it is home to nine teens, led by second-year student Chika Takami, driven by one seriously big dream: To become the next generation of bright, sparkling “school idols”! As long as we don’t give up, any dream can come true... All we have to do now is keep pushing hard for fame and glory! Now their “School Idol Project” begins to make their dreams come true!

Kisaragi Amatsuyu is invited out alone by the cool beauty upperclassman Cosmos and his childhood friend Himawari. Expecting to hear their confessions, he triumphantly goes to meet each of them in turn. But Cosmos and Himawari both instead confess to Amatsuyu that they like his friend. Amatsuyu fights this lonely battle, but there is another girl who is looking at him. She is a gloomy girl with glasses and braids. Amatsuyu finds that he hates her, because she's always turning her sharp tongue only on him and finding enjoyment in his troubles. But it turns out that she's the only one who actually does like him.

Rinku Aimoto, who has a habit of saying "Happy Around!", has returned to Japan from abroad and enrolls at Yoba Academy where DJing is popular. She is deeply moved by a DJ concert she sees there and decides to form a unit of her own with DJ Maho Akashi, VJ Muni Ohnaruto and keyboardist Rei Togetsu. While interacting with other DJ units like Peaky P-key and Photon Maiden, Rinku and her friends aim for the high stage!

Ai, a young girl with shut-in tendencies, who tries not to interact with others. She keeps one of her eyes hidden behind her hair. One day, she happens to stop by a deserted arcade, where she meets "Aka." Spinning the gacha at their urging, she acquires a "Wonder Egg," and from that moment, her fate begins to change...

Robai Private Academy is a well-known girls’ junior high school in the countryside. Komichi Akebi is a girl who, for a certain reason, has dreamed of wearing a Robai Academy sailor uniform. Her dream comes true, and her heart races as the day of the school entrance ceremony arrives. With her heart set on her new sailor uniform, Komichi embarks on the junior high school life of her dreams. Komichi dashes headlong through days full of “firsts”—classmates, school lunches, club activities, and more—in this sparkling diary of girlhood. “I hope I can make a lot of friends.”

The story reimagines Yoshiko Tsushima, the school idol afflicted with chuunibyou (adolescent delusions of grandeur), as a magical girl. The story is set in Numazu, a scenic harbor town surrounded by the sea and mountains. Ever since she was little, the girl Yohane has never fit in, and has always felt apart from everyone in town. Her aspirations and true place in this world lie elsewhere. The story follows this girl who can't follow rules as she journeys into the mysterious world.

Theater has taken the entire world by storm in the 20th century, and teenager Kokona Ohtori aims to take the big stage. Performers who shine the brightest are called Dai Stars, and for Kokona, her first step into stardom is auditioning for the prominent theater troupe—Sirius. As she cultivates her unique sense for the stage, a story of passion and aspiration unfolds in this super-theater age.