
Naoko and Monami, mother and daughter, are in a bus accident. Naoko dies, but her spirit ends up inhabiting Monami's body. She then returns home to Heisuke, dad, and they try to figure out how to live their lives. Additionally, there is some suspicion surrounding the cause of the accident, which Heisuke investigates.
Himitsu is a Japanese drama of 63,814 characters, with 3,196 unique words and 1,034 different kanji. Its difficulty rating on Jiten is average, 2.4 out of 5. The full vocabulary list ranks all 3,196 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.