Skipping Japan's most impressive original castle (not a reconstruction!) feels like a real missed opportunity. That brilliant white exterior earned it the nickname "White Heron Castle," and incredibly, it's one of the few that survived WWII bombing intact. The extensive restoration work in 2015 brought back its full glory.

What makes Himeji special is its intricate defensive design - every element, from the maze-like paths to the hidden guard stations, served a purpose. Dating back to 1333, it's not just pretty architecture - it's a masterclass in medieval Japanese military engineering that's managed to survive everything history could throw at it.