Greater Manchester has a population of 2.8M, and a police force of 6237, meaning the number of police is 223 per 100000, which is higher than the UK average.
I think the real problem here is that the citizens of Japan police themselves, and the citizens of most western countries like the UK don't.
I think the real problem here is that the citizens of Japan police themselves, and the citizens of most western countries like the UK don't.