Papakatsu JK no Yowamiwonigitta no de, Inu no Sanpo o Onegai Shitemita. is a Japanese novel of 191,476 characters, with 9,188 unique words and 1,787 different kanji. Its difficulty rating on Jiten is average, 2.5 out of 5. The full vocabulary list ranks all 9,188 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.