In his interview with the Kyodo News Agency, he described, in particular, his experience with the two Filipino men suspected of spying. He said he sedated the men by placing ether-soaked cloth over their mouths, and then was instructed to study their livers after making an incision with a surgical knife.
During his conversation with the Kyodo News Agency, he detailed, specifically, his encounter with the two Filipino individuals suspected of espionage. He explained that he tranquilized them by covering their mouths with cloth saturated with ether, and then was ordered to examine their livers after making a surgical incision.