Sakai Population 2026

Sakai has a population of 826,161, making it the #15 biggest city in 🇯🇵 Japan, located in Osaka. Roughly 0.7% of Japan's population lives here. It is about 12× smaller than Tokyo, the country's biggest city.

Location of Sakai (capital Tokyo shown for reference). Boundaries: Natural Earth.

Population (city proper)

826,161

Rank in Japan

#15

Coordinates

34.58°N, 135.47°E

~2 m elevation · Asia/Tokyo

Distance to capital (Tokyo)

403 km

250 miles, straight line

Other big cities in Osaka

City	Population	Rank in Japan
Osaka	2,753,862	#3
Higashiosaka	493,940	#32
Hirakata	406,331	#49
Toyonaka	401,558	#51
Suita	385,567	#53
Takatsuki	354,468	#64
Ibaraki	287,730	#82
Yao	273,213	#86

Cities near Sakai

Matsubara130,855 people · ~8 km away
Takaishi60,511 people · ~8 km away
Izumiōtsu74,412 people · ~11 km away
Izumi184,615 people · ~11 km away
Sayama58,435 people · ~11 km away
Habikino109,479 people · ~12 km away

FAQ

What is the population of Sakai?

Sakai has a population of 826,161 (city proper, latest official figure via GeoNames), making it the #15 biggest city in Japan.

What region is Sakai in?

Sakai is located in Osaka, Japan.

Is Sakai the capital of Japan?

No, the capital of Japan is Tokyo, about 403 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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