About the '' who the hell carry that much money in cash, is he crazy ?""
-yeah, japan is a very low rate crime country.
-they usually use cash on small restaurant, shop, izakaya or whatever.
-Salarymen usually have an "allowance" ( meaning their wifes manage the household money ie their paycheck, and give him ''pocket money'') to spend on whatever they want, so assaulting an average middle-aged man around payday, boom, ez cash
( also, a great manga about the average life of an salaryman, but he's a dog but it's okay https://mangadex.org/manga/17843/shiba-occhan )
And now for something completely different, sure, abortion is too expensive, better keep the baby it makes totally sense, it's gonna be cheaper to raise a kid. i get it, you are young and stupid and afraid of your parent and this is a plot device but come on....