
The story is set in the distant mountain village of Okukozome-chou. Kasugano Haruka and his twin sister Sora have fond childhood memories of going to the village to visit their grandfather during their summer vacations. However, after losing their parents in an accident, the two must move in with their grandfather. The twins get reacquainted with their old childhood friend Yorihime Nao, their new classmate Nakazato Ryouhei, the shrine maiden Amatsume Akira, and Akira’s friend Migiwa Kazuha. All seems peaceful and familiar. However, beneath the surface is a secret promise that the twins made with each other long ago, the whereabouts of an important lost item, and the real reason they chose to come back here.
Yosuga no Sora is a Japanese manga of 20,750 characters, with 1,759 unique words and 646 different kanji. Its difficulty rating on Jiten is easy, 1.6 out of 5. The full vocabulary list ranks all 1,759 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.