Asian stock markets tumbled on Monday while MSCI Index fell 1.4 percent after touching the highest level of the year. Japans Nikkei Index reached at 10,216 points with a decrease of 228 points. In Hong Kong shares prices fell .94 percent while in Australia the fell 1.5 percent. The value of yen reached the highest level in the last seven month decreasing shares of Honda motor company by 2.5 percent. This turned the investors cautious. The apprehensions of economic recovery have increased after the continuous devaluation of dollar in the region. The experts believe oil and metals increasing prices can adversely affect the industrial production.