
Two men, torn by the moral dilemma of uncovering others' secrets for justice, work to solve unsolved cases using special MRI technology that can reproduce living memories of the dead.
Himitsu: The Top Secret is a Japanese drama of 79,311 characters, with 4,558 unique words and 1,307 different kanji. Its difficulty rating on Jiten is hard, 3.1 out of 5. The full vocabulary list ranks all 4,558 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.