
Book 15 of the Seishun Buta Yarou series.
Seishun Buta Yarou wa Dear Friend no Yume wo Minai is a Japanese novel of 62,453 characters, with 4,013 unique words and 1,255 different kanji. Its difficulty rating on Jiten is average, 2.5 out of 5. The full vocabulary list ranks all 4,013 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.