In manufacturing, there are many factories in Japan, such as automobiles, electronics and chemical products. This requires workers. Construction sites also need big workers and ordinary workers. Among them, foreigners account for a certain proportion.
In cities, it is mainly the tertiary industry. Real estate, banks, trading companies, large supermarkets, electrical stores, 24-hour convenience stores, hospitals, small retail stores, large department stores, audio-visual products stores, daily necessities, health products, Chinese food, western food, Japanese food, fast food and pizza, various noodles, transportation, logistics, gambling, pornography and entertainment.
For example, it will have to be held until tomorrow. Therefore, all developed countries are the same, and the employment rate of the tertiary industry is high.