Report

Foreign influence in Japan: Lessons from the UK, US and Australia

Think tank: RUSI

Author(s): Naoki Takeda

December 17, 2025

This report from UK think tank RUSI compares the effects of new legislation in the UK, the US and Australia with a view to the possible application of a similar system in Japan.

The paper examines Japan’s vulnerability to foreign influence and proposes legislative measures, drawing lessons from the UK, the US and Australia.