The term "Extra Quality" is typically used in online distribution communities to denote high-resolution, cleaned, or professionally typeset versions of the original work. If you are looking for the content:
Preventing "bleed-through" from the reverse side of the page. yama hime no mi vol 3 extra quality
山姫の実 第3巻 (きずな) | NDLサーチ | 国立国会図書館 The term "Extra Quality" is typically used in
Because this title is an adult-oriented OVA, "Extra Quality" releases are primarily found through niche enthusiast archival sites rather than mainstream retailers like manga series it was adapted from? anidb_titles_parser/title.json at master - GitHub yama hime no mi vol 3 extra quality