
Koukyuu no Renkinjutsuhi Aku no Hana wa Ougon no Koi wo Yumemiru is a Japanese novel of 91,102 characters, with 6,002 unique words and 1,631 different kanji. Its difficulty rating on Jiten is hard, 3.5 out of 5. The full vocabulary list ranks all 6,002 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.