On October 10, 2014, Shiotani debuted as center back for the Japan national team against Jamaica. In 2016, he was also selected the Japan U-23 national team as over aged player for 2016 Summer Olympics. He played all 3 matches as center back with Naomichi Ueda. In 2019, he participated 2019 Asian Cup. He played 5 matches as defensive midfielder and 1 goal, japan won the 2nd place. He played 7 games and scored 1 goal for Japan until 2019.