
There is a land called Rayark. It is called a holy place, chosen by gods. However, there are two religions dominating in this land with a long rivalry history. The one controlling the holy place is considered favored by gods. One religion holds the spot for six decades straight, but some day prophet demands execution of the current guardian of the holy place. Her brother is labeled as rebel by prophet, and he starts his revenge. vndbreview]
Kuro to Kuro to Kuro no Saidan ~Kodoku~ is a Japanese visual novel of 320,168 characters, with 10,519 unique words and 2,107 different kanji. Its difficulty rating on Jiten is hard, 3.6 out of 5. The full vocabulary list ranks all 10,519 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.