Wealth, buying power, production is what lifts all boats in a rising tide of industrial progress. Don't fall for the class warfare BS. We don't live in feudal times where the rich and powerful pillage the poor.
No. They just under-pay them or outsource to a country with a cheaper labor pool.
I see this as a mixed blessing. It (increase use of robotics) will help Canon's bottomline and therefore its profits but may have an adverse affect on its population most likely in the short term. Yokohama, Nagoya and Tokyo rank in the top 20 for the most expensive cities in the world.
Long term outlook, we'll just have to wait and see.
Japan's society is aging which means its labor pool is shrinking. Add to that, its cost of living, steep land and housing costs, company restructures and forced retirements, many of Japan's engineers, etc. are leaving for China and Korea. Affordability will be a challenge to live in Japan.