
Ootomo Sourin: Kokoro no Oukoku wo Motomete is a Japanese drama of 14,777 characters, with 1,916 unique words and 873 different kanji. Its difficulty rating on Jiten is expert, 4.3 out of 5. The full vocabulary list ranks all 1,916 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.