Nation Song Contest 90 was the 90th edition of the contest and was hosted by Comino and Akkåville as a result of the results of the previous edition and the Top 2 of said edition declining to host. This was the first instance of joint hosting the contest had seen since the Zapryfornian union hosted the 66th edition of the contest. Denmark of Peace and Leonesia & St. Lotus made their debuts in this contest, replacing Kingdom of Erås and Sunoria. This edition of the contest was won by Tangerine Kitty, an Australian ensemble of musicians representing Waloria.