Critics and scholars offer varying perspectives on the series' popularity:

: The specific string "Kirtu-Comics-Pdf Extra Quality" is a hallmark of the "piracy web." In an essay, you could analyze how file-sharing communities use specific keywords to signal the technical specifications (PDF format, high resolution) of leaked content. This represents a cat-and-mouse game between copyright holders and distributors.

If you value the nostalgia or the specific cultural storytelling of the series, the Extra Quality versions are the definitive way to view them, as they fix the muddy colors and blurred text of the original releases. However, the "review" of the content itself remains subjective—it is essentially an adult graphic novel with a heavy emphasis on melodrama.