
My older sister, Satsuki, is kind, caring, and soothing, and is the embodiment of the ideal older sister. My cute younger sister, Kae, is energetic and tomboyish, and she is attached to me, following me everywhere. I spent happy days surrounded by the two of them and our parents. ... However, there was a secret that only I didn't know about. Satsuki and Kae are the children from my father's remarriage, and are not related to me by blood... Ever since I found out about this, the sisters have been making advances on me nonstop!? They want to distort my sexual preferences! And so that's the start of my sex life...
Imouto (Ane) wa Ani (Otouto) no Seiheki o Yugamasetai! is a Japanese visual novel of 255,843 characters, with 6,344 unique words and 1,442 different kanji. Its difficulty rating on Jiten is easy, 1.9 out of 5. The full vocabulary list ranks all 6,344 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.