daiwa hopes the efforts will help japanese firms make smooth inroads into the chinese market. this comes after taiwan and mainland china signed a free trade deal in january. meanwhile, taiwan hopes to raise its international competitiveness by inviting japanese high tech firms. >>> the competition for business among companies that make water systems is intense. with so many emerging countries eager to buy the infrastructure, the market is expected to grow over $1.3 trillion. at the moment, japan trails europe in water technology sales, but it's making moves to close the gap. nhk world's yoshio anima reports. >> reporter: singapore hosted the world trade fair for organizations involved in the water industry. at a july event japanese participants took up more space than other countries to promote their products. >> i'm very impressed that one thing about the way the japanese reduced the leakage. >> reporter: japan's water treatment acumen and other operators are considered world class, but setting water for entire cities is difficult. there is a growing trend around the globe. p