
In the 1700's, Crown Prince Lee Sun fights against Pyunsoo hwe. Pyunsoo hwe is an organization that has accumulated power and wealth through privatizing water all over Joseon. Crown Prince Lee Sun becomes a hope for the people who suffers. Ga-Eun is the woman Crown Prince Lee Sun loves and she helps him grow as a ruler.
Kamen no Ou Lee Sun is a Japanese drama of 127,119 characters, with 4,763 unique words and 1,364 different kanji. Its difficulty rating on Jiten is expert, 4.1 out of 5. The full vocabulary list ranks all 4,763 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.