Japanese admirals and generals served in menial capacities before Pearl Harbor and the Russo-Japanese war in the armies and navies of their opponants. It is a very old tactic.
Just between you, me, and the wastebasket in the corner; anybody notice all them there Chineee ‘students’ studyin just about EVERYWHERE in the good ‘ol U S of A these days?
Good point, Flintlock.