Originally Posted by
craigthemif
There was a note in the room saying that they couldn't guarantee good wifi reception throughout the hotel.
Perhaps they introduced this after my visit. I had to escalate the matter to Guest relations on a second day of my stay.
Onsen can be used with your room card (at least for Club level, no idea about other). They do give a "ticket", but it's not needed actually. And not limited to one time or first day.