>>69690893Proper etiquette dictates that you are supposed to keep your hands on your sides when bowing down and then keep them in front of you while issuing the apology, japs were clowning on Riku for being an uncultured swine and showing how much of a business school dropout for not knowing basic stuff like this and keeping his arms behind his back through the whole thing.
Also, according to Body Language Experts™ keeping your hands behind your back is also is a very basic sign of guilt or nervousness.