Castle in the sky all 4 volumes

A comic of Castle in the sky by studio ghibli. Written and directed by Hayao miyazaki. The book is still in good condition. Barely have been touched and the pages arent damaged. The other volumes have not been touched or even opened apart from vol 1. 2-4 still have the plastic sleeve that comes when the book was just bought. Vol 1 is slightly dirty but that was because the plastic sleeve has been removed.