
Hikikomori no Kanojo wa Kami nano desu. is a Japanese novel of 720,676 characters, with 18,864 unique words and 2,247 different kanji. Its difficulty rating on Jiten is hard, 3.0 out of 5. The full vocabulary list ranks all 18,864 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.