In an index pertaining to alpha cities, Tokyo ranked fourth.
Tokyo ranked first in the Global Economic Power Index and fourth in the Global Cities Index .	Tokyo	Special wards of Tokyo	Global Economic Power Index	Global city	Global Cities Index	Global city
A global city , also called world city or sometimes alpha city or world center , is a city generally considered to be an important node in the global economic system .	city	city	global economic system	world economy
