On Your Mark (song)

"On Your Mark"
Single by Chage and Aska
from the album Heart
A-side"Heart / Natural / On Your Mark"
ReleasedAugust 3, 1994
GenrePop, rock
Length19 minutes 28 seconds
LabelPony Canyon Inc.
Songwriter(s)Ryō Asuka
Producer(s)Chage & Aska and Go Yamazato
Chage and Aska singles chronology
"You can not go back to why" "On Your Mark" "Love Affair"

On Your Mark is a song by the Japanese rock duo Chage and Aska. The song was released in 1994 as part of the single Heart. It became a million selling hit single upon its release and has been performed in concert by the duo. The song has been included on a variety of their albums. Originally written with Japanese lyrics an English language adaptation was created and released under the title Castles in the Air. It was notably performed by Chage and Aska during their recorded MTV Unplugged session, the first such session by an act from Asia.

In 1995 a music video was created by Studio Ghibli. Hayao Miyazaki wrote and directed the animated short film as a side-project after having writer's block with Princess Mononoke. The short film, with the title Ghibli Experimental Theater On Your Mark was played in concert in June 1995 and had a theatrical release in July together with Whisper of the Heart.