GRANBELM is a tV series anime that premiered in summer 2019, produced by Nexus.

About the production: the story comes from an original script, there are 13 episodes of about 25 minutes and its current status is "finished".

Its main genres are action, adventure, drama, fantasy, mahou shoujo and mecha, with themes such as Battle Royale, Magic, Primarily Female Cast and Female Protagonist.

On AniList, GRANBELM has an average score of 63%, an average score, and appears on 22,415 users' lists.

Was going back to school at night to retrieve a forgotten lunch box a really bad mistake? That's how it seems when Mangetsu Kohinata suddenly finds herself pulled into a strange world where girls in giant magical armor are engaged in a ferocious battle. While the timing was unfortunate, it turns out that Mangetsu's arrival in this strange realm was anything but a mistake, because Mangetsu appears to be a mage herself! Now, with the help of her mysterious new friend Shingetsu, Mangetsu must learn how to summon and control her own giant armor as they fight against other mages in a competition with an unbelievable prize - control of the lost magic that once ruled our planet! (Source: Sentai Filmworks)

Official synopsis from AniList.