According to related information，the article lists the status of investment to Japan in terms of company quantity，direct investment flow，direct investment stock，and part of the invested company names. And put much effort on introducing the attraction as an investment destination and the business opportunity local Japan. At the end of the article，the author reminds the readers to pay attention to the co-operation in the innovation area. The author recommends that Chinese companies pay more attention to the local Japanese companies（comparing to the big city companies）. Because most companies running over 100 years are located in local areas. Most of the Global niche top 100 companies are distributed in local areas. And local governments are attracting foreign investment，providing lots of subsidy support and careful service. In order to solve some social problems as decreasing labor power，low efficiency etc. which the local companies are facing. While this is the hard-won opportunities for Chinese companies with high technology，developed business models，solid fund and multiple market channels.