The aging of society is speeding up in Japan. Although over 30 millions of aged persons in Japan are not good at using up-to-date tools like the internet for their daily life, they are well-off and have attractive purchasing power than younger generation. It is very import task how to approach them to sell goods, provide services through the internet. The issue seems to Japan just now, but will be the large and urgent task to Korea, to China in near future. We discuss the measures on the view of partnership marketing.