That chart is wrong anyway. A better list would be to go by the World Health Organization which also factors in unreported usage through them going out and actually investigating. That pushes Russia...
I do not understand the appeal of this manga. Over 1000 chapters of literally the same thing happening over and over. My favorite are whole chapters of people staring at each other. Or maybe a whole...
The problem is that the game is secretly made for online play and the single player is an after thought. That is what it seems like when there's so many things that are locked in singleplayer for...