The phrase designates a specific format for accessing a Japanese light novel. It refers to the digital portable document format (PDF) of a light novel typically featuring a villainess character who has attained a high in-game level. The term indicates a readily available digital version for reading on various devices.
The significance of accessing light novels in this format lies in its convenience and portability. It allows readers to engage with the material without physical copies, often providing access to a wider range of titles, including those not easily available in print. This accessibility has fostered a broader international audience for Japanese light novels, contributing to their increased popularity and the globalization of Japanese pop culture.