
Ore ga Shujinkou ja Nakatta Koro no Hanashi wo Suru is a Japanese novel of 386,183 characters, with 12,901 unique words and 1,931 different kanji. Its difficulty rating on Jiten is average, 2.7 out of 5. The full vocabulary list ranks all 12,901 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.