Can you tell me about any new technologies in Japan?

[Rxqueenx7]

I want to learn about any new technologies in Japan that help in some way to help the human population increase. Maybe something do do with health care?

thanks a lot <3

[oldknowitall]

There are the mini computers that look like a writing pen. One shines a light that becomes your screen and another lights up and produces your keyboard. I have only seen pictures. But it sounds really wonderful.