You might have heard of military strategy books like "The Art of War" by Sun Tzu, but have you ever seen the actual military history textbook used by the Imperial Japanese Army during World War II? This "Senshi Kyotei" (, Military History Coursebook) was issued in 1941 (Showa 16) and was used to train officers and soldiers in the Japanese Army. This was not just a regular history book. It was an official military education manual used in army academies and officer training schools. Soldiers and officers studied past wars, tactics, and battle strategies, applying historical lessons to ...