Maybe this explains it: https://www.economist.com/asia/2017/05/18/as-crime-dries-up-japans-police-hunt-for-things-to-do https://www.economist.com/asia/2017/05/

Maybe this explains it: https://www.economist.com/asia/2017/05/18/as-crime-dries-up-japans-police-hunt-for-things-to-do https://www.economist.com/asia/2017/05/18/as-crime-dries-up-... Japan has not much crime and a lot of police.