"Novel Invasion! Sgt. Frog's Birth! The Ultimate Keroro: Miracle Island of Time!!" Original work: Mine Yoshizaki Author: Heisei Izu Illustrations: Mikan Aihime Price: 540 yen This is a complete novelization of the movie "Super Movie Sgt. Frog: Birth! The Ultimate Keroro: Miracle Island of Time!!" which was released on February 27, 2010. Written in easy-to-read language for elementary school students, this book allows you to enjoy the movie's story as a novel. There are no problems with reading, and there are no noticeable stains or tears, but please understand that there may be minor scratches due to being stored at home. Please check the condition in the photos. We ask that only those who understand that this is a used book purchase it. #SgtFrog #InvasionSgtFrog #MovieKeroro #Novelization #ChildrensBooks #AnimeOriginalWork