全球海外资产最多的国家，海外资产总量是GDP的2倍，国家非常发达

Group 1 - Japan's unique asset structure is characterized by a significant portion of its wealth being invested overseas, with overseas assets totaling over $10 trillion, more than double its GDP of approximately $5 trillion [3][4] - The Japanese government has intentionally promoted large-scale overseas investments since the 1960s, establishing a substantial overseas asset pool to avoid excessive stimulation of the U.S. economy and potential backlash [3][4] - The transfer of assets overseas was also a strategic response to fears of natural disasters, ensuring that Japan's wealth could sustain the nation even in the event of catastrophic events [4] Group 2 - Japan's overseas investments have allowed it to maintain economic prosperity and high living standards, even after experiencing significant economic crises [4] - The accumulation of overseas assets generates substantial income for Japan, supporting its continued development and affluence [4] - Japanese capital has significant influence in global markets, with many major Chinese enterprises being partially owned or controlled by Japanese investments [4]