The relationship between country and country, Japan Thailand maintain warm relationships long longer than 600 years of friendship between the two countries, stronger in the later stages in Japan and Thailand country country 2550. celebrate 120 years of diplomatic relation was established. Countries, Japan and Thailand country maintain cordial relations a long time to come. In addition, the economic relations between the two countries, youngsters grew rapidly from the expansion of the company's business in Japan, country Thailand. Before the economic crisis the country Japan has total value of trade, investment, and help with the country's first high, Thailand, even though the economic crisis has occurred. In addition, the number of companies which are members of the Japan Chamber of Commerce annual Bangkok has more than 1,100 properties and investments from the country, Japan is still up to 40 percent of all foreign investment in the country, Thailand. Which concluded that economic relations it is interdependent and together is very simple.