: The "RJ" code mentioned in your query (RJ3...) typically refers to a product ID on DLsite , a popular Japanese digital marketplace for indie games and media.
: A hallmark of the series is the depth of its character arcs. Ver 1.842 expands on these "Attract" elements, offering more branching paths and event scenes compared to the initial release of Vitamin Quest 2 Main Story Expansion -ENG- Vitamin Quest 2nd Attract -Ver1.842- -RJ3...