In 2018, Yoshiki released the song "Red Swan" featuring Hyde, as the opening theme of the third season of the "Attack on Titan" anime, reaching #1 on the iTunes rock charts in 10 countries. In September, it was announced that Yoshiki would feature on Sarah Brightman's album "Hymn", with a newly recorded version of his composition "Miracle". The digital single version of "Miracle" hit the top 10 on classical charts in 15 countries, and Yoshiki was announced as a guest performer on Sarah Brightman's Hymn World Tour in 2019 in selected cities in the US and Japan. On New Year's Eve in 2018, he performed in the traditional TV show, "Kouhaku Uta Gassen", where, for the first time in the show's history, he was a member of both the Red and the White teams, teaming up with Hyde for a performance of "Red Swan" and then joining Brightman for "Miracle".