日本老年人口占比29.4％，创历史新高

Group 1 - The proportion of elderly people aged 65 and above in Japan has reached a historical high of 29.4%, significantly higher than Italy (25.1%) and Germany (23.7%) [2][5] - The number of employed elderly individuals in Japan has increased to 9.3 million, marking a continuous rise for 21 years, with one in seven workers being elderly [4][5] - The aging population is expected to continue growing, with projections indicating that by 2040, the elderly population will reach 39.28 million, accounting for 34.8% of the total population [4] Group 2 - The number of elderly men in Japan is 15.68 million and elderly women is 20.51 million, showing a slight decrease of 50,000 from the previous year [4] - The employment rate of elderly individuals in Japan is projected to be 13.7% of the total workforce in 2024, with a significant portion working in part-time or informal roles [5] - The increase in elderly employment is attributed to both improved health among older individuals and labor shortages due to declining birth rates [4]