
Nana is a servant of the Kazahaya family, She is from a samurai family. Her father was about to reveal wrongdoings within the domain but had to commit ritual suicide for a crime he hadn't done. Ichinoshin tries to correct the wrongdoings, but end up being a target himself. After finding out her father's enemy is the man behind it all, Nana decides to protect Ichinoshin and his children, as she had promised Sachi, Ichinoshin's late wife.
Hotarugusa: Nana no Ken is a Japanese drama of 35,402 characters, with 2,702 unique words and 940 different kanji. Its difficulty rating on Jiten is expert, 4.3 out of 5. The full vocabulary list ranks all 2,702 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.