海月姫

ask / submit Kuragehime (Jellyfish Princess) is a manga series written and illustrated by Akiko Higashimura. Brain's Base has produced an 11-episode anime based on the manga.

The Plot
Tsukimi, a jellyfish otaku, lives in a women-only apartment, Amamizukan. The residents of this apartment include fujoshi, NEETs, and many others who consider fashion their enemy, calling themselves "Amars". One day, Tsukimi meets one of the "Stylish" who saves the life of a jellyfish, Clara. However, the "girl" is a cross-dressing boy named Kuronosuke, who helps the Amars keep Amamizukan.
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WARNING: This blog is not spoiler-free. I don't not own any of the content on this blog. I just post it. Credit will be given if it's available.