“The Biggest Painting in the World 2010 in Nagasaki” was held in cooperation with Nagasaki Peace Museum, with the participation of the Grade 2nd students of Nagasaki Girls High-school of Kakumei Gakuen Schools, who painted cranes, bells, hydrangea flowers, and so on, all symbolizing peace. Besides, nearly 1,000 child-visitors to the Peace Museum joined the painting.