Fujita Seiko Bessatsu Liberal is a complete English translation and page-by-page scan archive of the rare September 1952 Bessatsu Liberal article “Ninjutsu Spy Battle” (忍術スパイ合戦) by Fujita Seiko. Originally published in the inaugural issue of Bessatsu Liberal, this feature explores Kōga-ryū espionage methods, Japanese military intelligence, and wartime counterintelligence during World War II.