We have confirmed that there is currently a problem with the English version.
We are urgently investigating the cause, and plan to distribute a patch as soon as the investigation is complete.
We deeply apologize for any inconvenience and concern caused despite being just after the release.
Regarding problems with the English version
Build and release context
Recorded Steam release date:
Within one calendar day of this post (UTC). The listed date does not establish an exact launch time.