In May 2017, Doan was selected the Japan U-20 national team for 2017 U-20 World Cup. At this tournament, he played full-time in all 4 matches and scored 3 goals. On September 11, 2018, he debuted for the Japan national team against Costa Rica. In 2019, he participated 2019 Asian Cup. He played 6 matches and scored 2 goals, and Japan won the 2nd place.