how if i use inAri yugure pose with astra spectral possession? work or not?
not by itself. Like it says in the paragraph about Astra items, you almost always have to add some other stuff. The least intrusive i've found for this one is Azuramella (floating) but many other things will make it work--almost anything that shows from the front.
Mark of the Unsound (beloved nurse) on Hard Shell Pack and Emgnol partial front and complete back; on Dander/Coffin/Jack partial front only, otherwise not at all, and (abandoned asylum) behind only; both sides on HSP and D/C/J.