general Labor aging especially in agriculture is serious problem
You can see how old are Japanese farmers. Average age of farmers is 66.8 year-old.
general 
general Land available for agriculture is limited
More then 70% of Japan's land is cupped mountains and hills area. Two thirds of the whole land is forest. Only one third is available for residence, agriculture and so on.
general Agricultural GDP in Japan
What is the image of Japan? Cars and electrical appliances …?
I guess that few people can image Japanese agriculture but we have agriculture and have developed Japanese traditional dishes like Sushi and Tempura.
I try to explain Japanese agriculture with basic statistical data.