China's total public debt was 95% of GDP in 2022, Japan's was 62% in 1991. It's population aging faster than Japan's with population declining in 2022, Japan's declining in 2008 twenty years after its bubble burst. China's per capita income at $12,850 in 2022, compared to Japan's at $29,000 in 1991. China is facing more difficult headwinds than Japan in many ways. There is also higher tension in trade relations with US and EU limiting export growth. There is also the policy stance of the Communist Party that sees rural areas left behind with about 35% people in rural areas and Xi is slowing growth to reduce disparities and housing construction led speculative growth. In Japan urbanization was 77% in 1991, compared to 65% in China today.