It’s nice this is being recognized, this has been happening since ww2 with American engineers being entertained in Japan. The hostesses would be educated in airplane technological jargon and eavesdrop on their engineering conversations when they were drunk etc.
Here’s something similar, Chinese hostesses in Japan spying etc: https://www.tokyoreporter.com/japan/kyoto/chinese-hostess-club-kyoto-industrial-espionage-customers-leak-information/
Honeypot stuff is real