Ditto. The 10% or so I found to be "true" would probably be considered polite manners anywhere else in the world. Important to note the author does not seem to

Ditto. The 10% or so I found to be "true" would probably be considered polite manners anywhere else in the world. Important to note the author does not seem to have ever set foot in Japan (unless that is hidden somewhere outside of his bio), and is adapting this from a book he read