1) Yokohama has a population of 3.7 million people and was named the most livable city in Japan. It has a long history of international engagement dating back to 1859 and establishing sister cities with San Diego in 1957.
2) Yokohama leads various international projects through organizations like CITYNET and supports international organizations located in the city. It also provides technical cooperation in fields like water, ports, and wildlife conservation.
3) Yokohama aims to address global issues through disaster relief efforts, reducing its carbon emissions, and the Y-PORT initiative for international partnership using local resources and technologies. It also promotes women's participation and provides childcare support.