Japan

{| class="wikitable sortable" ! Edition !! Country !! Artist(s) !! Song !! Final !! Points
 * Edition 1 || Flag_of_Japan.svg Japan || Rina Sawayama || "XS" ||31 || Yoikes
 * Edition 2 || Flag_of_Japan.svg Japan || Caroline Polachek || "Door" || 19 || Bálint
 * Edition 2 || Flag_of_Japan.svg Japan || Caroline Polachek || "Door" || 19 || Bálint
 * Edition 2 || Flag_of_Japan.svg Japan || Caroline Polachek || "Door" || 19 || Bálint