Tokyo
2,194 km²
Osaka
225 km²
Japan
Japan
Area Comparison
Tokyo is 9.8x larger than Osaka
Population Comparison
Tokyo has 5.1x more people than Osaka
Yes — Tokyo is 9.8x larger than Osaka by area. Tokyo spans 2,194 km² (847 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 1,969 km². You could fit Osaka inside Tokyo approximately 9 times.
To put Tokyo's size in perspective, its area of 2,194 km² is about 1.1x smaller than Moscow. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
Picture Tokyo another way: its area is large enough to fit about 307,000 American football fields, 37 times the area of Manhattan, or 21 times the area of Paris. Osaka, by comparison, equals about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
Tokyo, officially the Tokyo Metropolis, is the capital and most populous city of Japan. With a population of over 14 million in the city proper in 2023, it is one of the most populous urban areas in the world. The Greater Tokyo Area, which includes Tokyo and parts of six neighboring prefectures, is the most populous metropolitan area in the world, with 41 million residents as of 2024.
Known as "Eastern Capital", Tokyo covers 2,194 km² with a population of 14.0 million. The city was established in 1457. Tokyo is known for Shibuya Crossing, Tokyo Tower, Imperial Palace, among other attractions. The city's main transit system is the Tokyo Metro & JR East.
Greater Tokyo holds 41 million residents as of 2024, making it the most populous metropolitan area on Earth.
Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama. With an estimated population of 2,816,247 as of October 1, 2025 and a population density of about 12,505 people per square kilometer, it is the largest component of the Keihanshin Metropolitan Area, the second-largest metropolitan area in Japan and the 10th-largest urban…
Often called "Nation's Kitchen", Osaka has an area of 225 km² and is home to 2.8 million people. It was established in 645. Visitors come for Osaka Castle, Dotonbori district, Universal Studios Japan, and much more. Getting around is easy with the Osaka Metro.
Osaka is the third-most populous city in Japan, following the special wards of Tokyo and Yokohama.
Looking beyond city limits, the Tokyo metropolitan area covers 13,572 km², which is 1.0x larger than greater Osaka at 13,228 km². The Tokyo metro area is also more populous, with 37.4 million people compared to 19.3 million.
Tokyo has a population density of 6,363 people per km² — a densely populated city. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is noticeably denser, packing 1.9 times more people per square kilometer.
Both Tokyo and Osaka are in Japan, making this a domestic size comparison that reveals how differently cities can develop within the same nation.
Both cities share a humid subtropical climate, though local geography creates distinct microclimates in each.
Size Ratio
Osaka fits inside Tokyo ~9 times
Density Gap
Osaka is 1.9x more densely populated
History
Osaka is ~812 years older
Tokyo covers 2,194 km². Cities with a similar urban footprint include Ho Chi Minh City (2,061 km²), Shenzhen (1,997 km²), Cape Town (2,455 km²), Moscow (2,511 km²), or Lima (2,672 km²).
Osaka covers 225 km². Cities with a similar urban footprint include Amsterdam (219 km²), Boston (232 km²), Helsinki (214 km²), Kuala Lumpur (243 km²), or Buenos Aires (203 km²).
The straight-line distance from Tokyo to Osaka is 392 km (244 miles), with an estimated flight time of ~58m. See full distance details, including timezone difference and city facts.
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