The best Riho Iida’s comedy movies

Although μ's, the defending champions of the school idol tournament, plans to dissolve their group after the graduation of their senior members, they receive news that leads them to holding a concert event! The 9 girls continue to learn and grow in this new and unfamiliar world. What is the last thing that these girls can do as school idols? With the clock ticking, what kind of meaning will the μ's members find in performing the most exciting live performance?

Kaiju Girls Black is set in Soshigaya-okura, a small town that's not as noisy as the city nor as quiet as the suburbs. In this prosaic setting, an ordinary high school girl named Satsuki Hiraga longs to join the heroic Kaiju Girls organization GIRLS. One day, she awakens to mysterious powers, but Satsuki instead finds herself recruited by Commander Black of the villainous organization, "BLACK STARS". What's a Kaiju Girl to do?

Life seems to drift by for Kana Koumoto and her friends in their small Japanese town. Every day is just like the last, and it feels like every new day will be the same. Kana goes to school, hangs out with her friends, and likes to paint her nails and listen to music, but it feels like nothing special is ever going to happen. As a change of pace, Kana and her friends decide to design a bottle rocket and launch it into space, even though it might not get there at all. However, just when the rocket is completed, a robot suddenly crashes into and destroys it, shortly followed by a pink-haired woman claiming to be a "Galactic Investigator." Kana's life quickly becomes more exciting than she ever imagined, dealing with new feelings, changing friends, and even boy troubles. It turns out life can go by in the blink of an eye, fast enough to even miss it, so what's with these weird robots that seem to show up at the worst times?!

After hearing about a dream from Hanayo, Maki ends up absent from school the next day. As the others decide to go visit her, Eli returns to the school to pick up a textbook and follows a mysterious shadow, only to wind up back outside with the others, where it is suddenly nighttime. There, they are approached by a younger version of Maki.