
Koto, Aya, and Erika were secretly in love with each other. Koto revealed her feelings for Aya, but a short while later, Aya disappeared as if she had been spirited away. Seven years later, Aya reappears to Koto and Erika, just as she was then... (Source: U-Next, translated)
Sankakkei no Kowashikata is a Japanese manga of 20,393 characters, with 1,804 unique words and 715 different kanji. Its difficulty rating on Jiten is easy, 1.6 out of 5. The full vocabulary list ranks all 1,804 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.