"Bow" might be the wrong word. More like the subtle forward nod/thrust that you make with your head when you thank or acknowledge someone. Most Americans might

"Bow" might be the wrong word. More like the subtle forward nod/thrust that you make with your head when you thank or acknowledge someone. Most Americans might not even notice it, to be honest. I lived in Gunma for several years, for what it's worth. That was about a decade ago.