The local stores in Japan and Taiwan are really nice. 7/11 and Family Mart are these pleasant places where you can see schoolchildren sitting chatting and eating. That’s not something you’d see in San Francisco.
You’ll see adults with children sometimes at Whole Foods, which is nice, but unattended children not so much.
> but unattended children not so much.
But that's down to larger cultural differences. Japanese schoolchildren probably get less supervision overall than their US counterparts.
I’ve seen little children take the subway alone in Japan. Its a completely different environment