As for now, only digitaly via PSN and Steam.
Btw: the Limited Edition with soundtrack and guide book is now available through Amazon JP. However, it seams they don't ship it outside Japan, as I wasn't able to place my order with International address.
EDIT: Amazon JP link:
https://www.amazon.co.jp/gp/aw/d/B07...mTL&ref=plSrch