"Futaba" is likely referring to the virtual YouTuber (VTuber) Sara from Hololive's English division. "Sara newcomer" might mean she's a new recruit in her series, but Sara has been around since 2022, so maybe it's a mix-up. Wait, Sara is part of the 5th generation of Hololive VTubers, so "newcomer" could be in the context of a recent event or a new role she's taking on.
Putting this together, the user might be referring to a new project or collaboration involving Sara, perhaps with another VTuber named Futaba, and some new midv64 element. However, there's a lot of ambiguity here. The safest approach is to focus on Sara as a new entrant in 2024, mention her role in the Hololive English division, and address the other terms by discussing new content or projects, even if some parts are uncertain. futaba sara newcomer saa futaba av de midv64 new
"Futaba AV de midv64 new" is more confusing. "Futaba" could refer to other VTubers named Futaba, but Sara is the main one here. "AV" usually stands for adult video, but in this context, it might be a mistake or another abbreviation. "midv64" doesn't seem to be a standard term, but "V64" could relate to a version or number. Maybe it's a mistranslation or misspelling. "Futaba" is likely referring to the virtual YouTuber