
Ore Dake Daily Mission ga Aru Dungeon Seikatsu is a Japanese novel of 198,104 characters, with 9,928 unique words and 1,911 different kanji. Its difficulty rating on Jiten is hard, 3.1 out of 5. The full vocabulary list ranks all 9,928 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.