Japan's Prime Minister, Kōichi Takakura, has publicly cautioned against the spread of 'AI-generated fake advertisements.' This heightened attention follows a recent proliferation of such deceptive advertising practices across the nation. Government agencies have increased scrutiny and are working towards more effective regulation to protect consumers and maintain the integrity of Japan's digital space.

In Japan, a huge importance is placed on trust, integrity, and respect. The rise of fraudulent AI-generated ads is seen as a direct assault on these values. As such, it's causing considerable concern, with Japanese public demanding stricter regulatory actions against perpetrators.

In comparison, the U.S. and EU have already been grappling with issues of digital deception, misinformation, and fake news. There are existing regulations to combat such malpractice but it's still a persistent problem due to the evolving nature of the technology behind these fraudulent acts. The Japanese approach is similar, but its cultural emphasis on honesty and respect might result in more decisive action.