i still believe these .BIN's are a archive of some sort, but I don't recognize the file format at all.
I tried TextureFinder 2.1 but it that program is really old, and it doesn't get the alpha channels within the textures.
Thanks in advance.
Some sample files:
https://drive.google.com/file/d/1ity4juMRAH-bwAxmaJ7u_cbio7MfUt-H/view?usp=sharing