Yuuki Yuuna wa Yuusha de Aru  

Yuki Yuna Is a Hero, yuyuyu, 유우키 유우나는 용사다, 結城友奈は勇者である, 结城友奈是勇者, Yuki Yuna wa Yusha de Aru, Yuuki Yuuna is a Hero

In her daily life, Yuuna Yuuki is known as a hero in middle school because she's part of the Hero Club. She strives to help others and bring joy to everyone around her. However, things are about to get even more exciting for Yuuna. Mysterious forces called Vertexes threaten the world she loves, and the Hero Club is tasked with saving it through an app. Along with her best friend Mimori Tougou, as well as sisters Fuu and Itsuki Inubouzaki, they must transform into magical girls to battle these threats. As they fight for their world's survival, Yuuna and the Hero Club will also confront the truth about their own powers and discover what it means to truly be a hero.