The Irish Rock star and social activist Bono attended the African Development Summit in Yokohama in Japan. The summit was attended by more than 40 heads of the states from Africa and the Japanese Prime Minister Yasuo Fukuda. The U2 frontman advised the African Leaders to learn from Ireland about tackling the problems of poverty and shortage of food. He appreciated Japan for its decision to double the aid to Africa in order to help the continent to fight civil war and poverty. Bono also attended and performed in the MTV Video Music Awards function in Japan on May 31 at the Saitama Super Arena.