Yuna Ito
The film also helped promote another artist, Yuna Ito, who starred in the film as Trapnest vocal Reira, released her debut single "Endless Story," the insert song of the film, under the name Reira starring Yuna Ito. The single ranked second on the Oricon charts, next to Nakashima's "Glamorous Sky," and made Yuna Ito one of the most successful debuting artists of 2005.