
When Seigi Nakata rescued a handsome young jewelry appraiser from a group of drunken assailants, he got more than he bargained for! The appraiser is Richard Ranasinghe de Vulpian, a brilliant and mysterious British jewelry expert. Seigi hires him to appraise a family heirloom…and that is just the beginning. Together, they unlock the secret messages hidden in the hearts of precious stones–and those who possess them. (Source: Seven Seas Entertainment)
Housekishou Richard-shi no Nazo Kantei is a Japanese novel of 116,992 characters, with 7,462 unique words and 1,692 different kanji. Its difficulty rating on Jiten is average, 2.8 out of 5. The full vocabulary list ranks all 7,462 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.