[Osaka Castle Area] Famous castles that mark the history of the prosperity and turmoil of the people of Japan/Pilgrimage tour guide to the sacred places of Osaka no Jin wearing armor and helmets This is a plan to commemorate and make a pilgrimage to the sad sacred place where SAMURAI and his friends were defeated in the Osaka Siege in the last war and fell to the castle, wearing armor and helmets reminiscent of the battle. -Famous castles that mark the history of prosperity and turmoil of the people of Japan- This is how it is introduced on the official website of Osaka Castle.