Princess Jellyfish is a Japanese josei manga series written and illustrated by Akiko Higashimura. It began serialization in the Kodansha manga magazine Kiss on November 10, 2008. The manga is licensed in North America by Kodansha Comics USA. Amamizukan is an apartment complex where no boys are allowed. Tsukimi, a girl who adores jellyfish, lives there happily with her friends who all have nerdy obsessions of their own. Their peaceful lives gradually start to change when a beautiful woman helps Tsukimi out of a pinch. She stays overnight at the apartments—but it turns out "she" is really a "he".