
This novel is an alternate setting where the world of GJ-bu is a novel written by Kyouya Shinomiya, member of the KB, a club in which everyone writes stories. Every character from GJ-bu is in the world of KB-bu, but there are a bit differente from their personalities of GJ-bu. Mao writes action stories and doesn't bite Kyouya head, Shion writes erotic doushinji and is more asertive with Kyouka, Megumi writes stories with an evil princess main character, and Kirara, who is shy and quiet, makes picture books. (Source: Myutaku)
KB-bu is a Japanese novel of 109,325 characters, with 6,116 unique words and 1,440 different kanji. Its difficulty rating on Jiten is average, 2.3 out of 5. The full vocabulary list ranks all 6,116 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.