
Kuro no Seiken Tsukai: Sekai Saikyou no Mahoutsukai no Deshi is a Japanese novel of 653,501 characters, with 13,387 unique words and 1,959 different kanji. Its difficulty rating on Jiten is average, 3.0 out of 5. The full vocabulary list ranks all 13,387 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.