From Shotaro Ishinomori's rough sketch, "Sea Jetter Kaito" was born as a hero of Ishinomaki City's Ishinomori Manga Museum by Masato Hayase. As the Himeranian Empire lurking beneath the ocean advances its invasion, Mime, the daughter of Emperor Octanor, goes to the surface to tell the humans about it. meet the truth Due to this encounter, Narumi Mahikari is destined to fight alone as Sea Jetter Kaito. At the end of the book is a rough drawing by Shotaro Ishinomori, a creature design drawing of the Himeranian Empire by the late Yasushi Nirasawa, and other Kaito information.