In July 2015, Asano was selected the Japan national team for 2015 East Asian Cup. At this tournament, he debuted against North Korea on August 2. In 2016, he played for the Japan U-23 national team at 2016 AFC U-23 Championship. Japan won the champions and qualified for the 2016 Summer Olympics. At 2016 Summer Olympics, he played all 3 matches and score 2 goals.