The number 139 can refer to: * Puzzle Coast to Coast from Professor Layton and the Diabolical Box * Puzzle Bricks 'n' Bullion from Professor Layton and the Unwound Future * Puzzle Emergency Stop from Professor Layton and the Last Specter * Puzzle Emperor's Throne 3 from Professor Layton and the Miracle Mask * Puzzle A Puzzling Pyramid 2 from Professor Layton and the Azran Legacy