This art illustration book is a must-have for any fan of Kow Yokoyama's work. Featuring sketches and artwork from his Ma.K. series, this book is a great addition to any collection. The book was manufactured in Japan in 2006 and includes content in Japanese. The franchise is well-known in the animation world and this book is a great representation of the artist's talent. It is a collectible item that will be cherished by any fan of the series.