In October 2008, Saito was selected the Japan U-17 national team for 2008 U-17 Women's World Cup. In July 2010, she was selected the Japan U-20 national team for 2010 U-20 World Cup. In March 2011, she was selected the Japan national team for 2011 Algarve Cup. At this competition, on March 9, she debuted against Sweden.