
Heroism—a punishment for only the worst criminals. Those sentenced to the fate of a hero are forced to fight at the front lines against the demon king’s army—and if they die, all they can expect is to be revived and continue the battle. But when their leader, convicted of killing a goddess, meets another goddess himself, the contract they forge may be enough to change the world… (Source: Yen Press)
Yuusha Kei ni Shosu: Choubatsu Yuusha 9004-tai Keimu Kiroku is a Japanese novel of 1,326,562 characters, with 20,265 unique words and 2,497 different kanji. Its difficulty rating on Jiten is hard, 3.6 out of 5. The full vocabulary list ranks all 20,265 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.