The other Tsukihime remake Arcueid Brunestud Pop Up Parade figure is on the way. The other is limited to the Good Smile Company store. Depending on where you go, your Arcueid will or will not have cat ears.
Arcueid's standard Pop Up Parade outfit and outfit are the same, except she's wearing cat ears on her head.
Here's a closer look at both versions of the figure.
There's another method to get Arcueid with or without cat ears. Good Smile Company has also released a Nendoroid of the heroine, which you can customize with or without the ears, as well as without glasses.
The Tsukihime: A Piece of Blue Glass Moon Arcueid Brunestud Pop Up Parade figure and its variant will be released in June 2023 in Japan and August 2023 in North America. Pre-orders are open until February 23, 2023. The original game is available on computers.