Eng My Imouto Has No Money Rj01001076 Top [best] -

Imouto characters in Japanese media embody cuteness, dependence, and occasional brattiness. Here, that archetype is stripped of financial security, making her more vulnerable and therefore “needy” in a raw, adult way.

To verify, visit DLsite → 同人音声 → Search RJ01001076 → Sort by “popularity” or “sales rank.” As of recent months, it remains in the top 50 for its category. eng my imouto has no money rj01001076 top

It looks like you're referring to the work on DLsite, which is titled in English as "My Imouto Has No Money" (content: eng). and occasional brattiness. Here