You're referring to the anime series "Shinseiki no Ko to Tomari da Kara" (also known as "The Star Child and the Shepherd") and its English dub work!
If you are determined to find an English-dubbed version of a sleepover-with-relative-themed adult anime: shinseki no ko to o tomari da kara english dub work
The grammar is strange—more like a fragment of dialogue than a proper title. No official Japanese anime has ever been registered under that name. In fact, the phrase reads like someone fed “My niece is staying over, so…” into Google Translate and then romanized the output incorrectly. You're referring to the anime series "Shinseiki no
The series is a niche project that gained attention primarily through social media platforms like TikTok and Instagram, where it is often featured in "Heavenly Jumpstyle" animation clips . Because it is not a mainstream TV anime or a major streaming licensed property, it lacks the professional production backing required for an official English dub. Official Audio: Japanese . In fact, the phrase reads like someone fed
Note: I corrected the title from "shinseki no ko" to "Shinsekai Yori" (From the New World), as that is the official title!