In the video you can hear the main theme of the film ‘Ao no Waltz’ performed by singer Eve.
Tanabe published the original novels as part of a collection of short stories in 1985. The work inspired a live-action film released in 2003. In addition, a manga adaptation has been published in Kadokawa publisher's Da Vinci magazine from the past February 6th.
Source: AIR News
(c) 2020 Seiko Tanabe / KADOKAWA / Josee Project