20 April 2010 --- Naoko Yamazaki, holds a Japanese flag near the space shuttle Discovery shortly after Discovery and the STS-131 crew landed at the Kennedy Space Center...

20 April 2010 --- Japanese astronaut Naoko Yamazaki, holds a Japanese flag near the space shuttle Discovery shortly after Discovery and the STS-131 crew landed at the Kennedy Space Center in Cape Canaveral, Fla., on April 20, 2010. NASA astronauts Alan Poindexter, commander; James P. Dutton Jr., pilot; Dorothy Metcalf-Lindenburger, Rick Mastracchio, Stephanie Wilson, Clayton Anderson and Japanese astronaut Naoko Yamazaki, all mission specialists, returned from their 15-day journey of more than 6.2 million miles. The STS-131 mission to the International Space Station delivered science racks, new crew sleeping quarters, equipment and supplies. Photo credit: NASA/Bill Ingalls