
OVA bundled with the limited-edition 7th volume of manga. It includes an "exclusive, prohibited" episode that cannot be aired on TV.
Saikin, Imouto no Yousu ga Chotto Okashiinda ga. OVA is a Japanese anime of 4,613 characters, with 763 unique words and 400 different kanji. Its difficulty rating on Jiten is easy, 1.9 out of 5. The full vocabulary list ranks all 763 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
This title is too short to reliably find similar media.
Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.