Kyoto has a sister city relationship with Boston.

The landscape of the countryside has changed due to the progress of urbanization.

This area is rapidly urbanizing.

He was born and raised in a megalopolis.

We moved to a newly developed satellite town.

Singapore is a prosperous city state.

Tokyo is a metropolis of Japan.

We visited the beautiful port city of Yokohama.

Every weekend, I do volunteer work at a local shelter.

He is known as an activist for environmental issues.