Drowned Wednesday by Garth Nix (Japanese Edition)
海に沈んだ水曜日 is the Japanese edition of Drowned Wednesday, book three of the The Keys to the Kingdom series. It is available here in hardcover, signed by its author, Garth Nix.
"Magic splashes across every page! With a likeable unlikely hero, fast-paced plotting and a plethora of mystical oddities, this series is sure to garner a host of fans." -Publishers Weekly (starred review)