Try having a running joke for the duration of a 76-episode story from 1980s taking place in Germany!
				
			Plenty of counter-examples in animes if you actually watch them. Even old-school stuff features that. Not completely sideways, but definitely with a lean to the side.but Japanese folks who bow as form of respect, will not do that when smiling ^^
 
			     
 
		 
 
		

 
 
		 
					
				 
 
		