In 2014, Minami was selected the Japan U-17 national team for 2014 U-17 World Cup. She played 1 game against Paraguay in group stage and Japan won the championship. In 2018, Minami was selected the Japan U-20 national team for 2018 U-20 World Cup. She played in full-time in all 6 matches as center back and Japan team captain. Japan won the championship and she was also selected Bronze Ball awards.