[Akechi steps aside, giving the man room to operate with the machine. He pays attention to the way he works around with it and details of the buttons. Good, this saves him time as it's really no brainer for him to memorize the way the machine is used.]

I see. That would make sense. [A useful function, making mass-production possible and giving at least some chance for surveillance.] However, you don't think it is a little concerning that we can't see who's the last person to have used the machine? After all, total anonymity makes it possible for someone to take an advantage of the limitless supply of weapons.