>>5319593>>5319739She had a whole mv which she had to pay for (since holos are required to do that) so I highly doubt she deleted it of her own volition.
It was also not only relatively new (uploaded Feb 23rd this year) but very relevant to her as she had previously sang it multiple times and it was symbolic of her finally returning to Japan after living in Australia for so long.
Here's a copy of her video
https://archive.ragtag.moe/watch?v=mB2hfFe3geg 