Japan

{| class="wikitable sortable" ! Edition !! Country !! Artist(s) !! Song !! Final !Points !Semi !Points
 * - align="center"
 * colspan="9" bgcolor="#ececec"| Did not participate in Edition 1
 * Edition 2 || Flag_of_Japan.svg Japan || Rina Sawayama || "XS" || 24 || 52 || align="center" colspan="2" rowspan="?" bgcolor="#ececec"| Automatic Qualifier
 * - align="center"
 * colspan="9" bgcolor="#ececec"| Did not participate in Edition 3
 * Edition 4 || Flag_of_Japan.svg Japan || JO1 || "Born To Be Wild" || ||  || ||
 * Edition 4 || Flag_of_Japan.svg Japan || JO1 || "Born To Be Wild" || ||  || ||
 * Edition 4 || Flag_of_Japan.svg Japan || JO1 || "Born To Be Wild" || ||  || ||