Tokyo: Japan's Capital and the World's Largest Metropolis

Yes, Tokyo is the capital city of Japan.

Key Facts

• Location: Eastern Honshu, Tokyo Bay (Kantō Plain)
• Population (2023): 14.0 million (23 special wards); 37.8 million (Greater Tokyo Area) — world's most populous metropolitan area
• Area: 2,194 km² (metropolis); 13,572 km² (metro)
• Status: Metropolitan prefecture (unique: city + prefecture merged 1943)
• Government: Governor (Yuriko Koike) + Metropolitan Assembly

Historical Context

• Edo (1603–1868): Tokugawa shogunate seat; world's largest city by 1700s
• Renamed Tokyo ("Eastern Capital") 1868; Emperor Meiji moved from Kyoto
• Rebuilt after 1923 Great Kantō Earthquake and 1945 firebombing

Global Role

• Finance: Tokyo Stock Exchange (#3 globally); yen reserve currency
• Tech/Innovation: Robotics, AI, semiconductors, gaming
• Culture: Michelin stars (#1), fashion (Harajuku, Shibuya), anime/manga hub
• Transport: Shinkansen hub; Haneda/Narita airports; subway (world's busiest)
• Olympics: 1964, 2020 (held 2021)

Distinction

Japan has no law designating a capital—Tokyo is the de facto capital by housing the Diet (parliament), Supreme Court, Imperial Palace, and government ministries. Some argue Kyoto remains de jure capital (Imperial Household Law references), but functionally, Tokyo is unequivocally the capital.