Because of its location at the top of the global urban hierarchy, what East Asian city ranks among the world's three global cities?

The correct answer to this open question is the following.

Because of its location at the top of the global urban hierarchy, the East Asian city that ranks among the world's three global cities is Tokyo, Japan.

Tokyo is the capital city of Japan, its most important city, and one of the most important capital cities of East Asia. Its global status began after World War II when it was destroyed by the war effects and then it fastly recovered to be the prominent capital city it is. Some historians called it the "Japanese economic miracle." Japan is a powerful nation that is characterized by is people that are very dedicated to working, have a notorious work ethic, its technology companies, and modern urbanization.