
Numerous prisoners were sent to mine a mysterious ore which lies underneath a certain island in the middle of an ocean, but after some time turns out there's something strange about the ore. The more you touch it the more it changes your skin and bones into a blue-ish color, and in the end, your entire body will turn into a strange ore. The people who sent the prisoners, set up a research facility to do various experiments on them and treated them like test subjects. The story starts when one of the researchers Kai, tries to help one of the patients escape.
Blue Phobia is a Japanese manga of 21,822 characters, with 2,444 unique words and 1,019 different kanji. Its difficulty rating on Jiten is average, 2.4 out of 5. The full vocabulary list ranks all 2,444 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.