InterviewGovernment policies lag behind business links, Japanese association chief saysA booth showcases Taiwan's drone technology at the Japan Drone 2026 and International Advanced Air Mobility Expo, in Chiba, east of Tokyo, on June 5. © ReutersTHOMPSON CHAUJuly 4, 2026 17:47 JSTTAICHUNG, Taiwan -- Japan and Taiwan should harmonize their regulations on drones, a top official in Japan's industry said in an interview, calling for Tokyo to adjust its restrictions on defense cooperation.