Truck Yarou: Ichibanboshi Kita e Kaeru is a Japanese movie of 14,318 characters, with 1,637 unique words and 731 different kanji. Its difficulty rating on Jiten is hard, 3.1 out of 5. The full vocabulary list ranks all 1,637 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.