Originally Posted by
jib71
There is such a practice and I have previously reported on my experiences of this in this forum. Long story short - I attempted to give an envelope to the ryokan hostess in Miyajima. She smiled and very firmly refused the envelope.
I would guess that the ryokan gratuity is a dead (or nearly dead) tradition.
I remember - but I'm extremely interested in learning from which kind of sources this advice is still sprinkling from.