
Yuri Ishikawa and her team try to crack unresolved cold cases in Kanagawa Prefecture, Japan.
Cold Case: Shinjitsu no Tobira is a Japanese drama of 215,721 characters, with 9,180 unique words and 1,749 different kanji. Its difficulty rating on Jiten is hard, 3.4 out of 5. The full vocabulary list ranks all 9,180 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.