>>538229171
>The cover is written in the Inazuman Language and reads DLDFSCH, possibly standing for Die Legende vom Schwert based on the German translation of the title.
>The series title and its premise are a nod to the famous science fiction novel series Legend of the Galactic Heroes.
>Sangonomiya Kokomi can be seen reading one of the volumes during one of her idle animations.
https://genshin-impact.fandom.com/wiki/A_Legend_of_Sword