Kiki's Delivery Service
The film also includes singer-songwriter Yumi Matsutoya's 1973 song . Matsutoya has collaborated with Studio Ghibli before in the production for "Kiki's Delivery Service", which features her songs and . Producer Suzuki recommended "Hikōki-gumo" to Miyazaki in December 2012, feeling the lyrics resembled the story of "The Wind Rises".