
An experiment gone wrong leads to the death of a famous mage, and the passing of this illustrious individual sends the Magical Kingdom into mourning. Then, a few months later, the deceased mage’s relations receive letters from his proxy regarding the inheritance of his estate, inviting them to a tiny uninhabited island the mage had used as a getaway cottage/research lab. When Mana gets one of these letters, she’s skeptical, but after careful consideration, she contacts two magical-girl friends to accompany her there... (Source: Yen Press)
Mahou Shoujo Ikusei Keikaku: breakdown is a Japanese novel of 475,093 characters, with 15,134 unique words and 2,321 different kanji. Its difficulty rating on Jiten is hard, 3.4 out of 5. The full vocabulary list ranks all 15,134 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.