Quick facts
Ichinomiya overview
Ichinomiya (orange) and the other large cities of Japan
Ichinomiya lies in Aichi in Japan at 35.3°N, 136.8°E, about 11 m above sea level. The local time zone is Asia/Tokyo (UTC+9); GeoNames classifies it as a district seat.
It is smaller than Okazaki (384,654) and larger than Toyohashi (377,453). The largest city in Japan is Tokyo with 9,733,276 people and is also the capital.
The national capital, Tokyo, is about 265 km away; the nearest large city is Inazawa, 6 km from Ichinomiya.
Japan as a whole has a live population of 122,219,553 (-0.6% a year) and ranks #12 of 238 countries — see the Japan population page for the full statistics and the Japan atlas for provinces, terrain and society maps.
Cities near Ichinomiya
Largest cities in Japan
Frequently asked questions
What is the population of Ichinomiya?
Ichinomiya has about 380,073 inhabitants according to the latest official census or estimate compiled by GeoNames. This is the city proper; the metropolitan area is larger.
Is Ichinomiya the capital of Japan?
No. The capital of Japan is Tokyo (9,733,276 people), about 265 km away. Ichinomiya is the 40th largest city of the country and a district seat.
How big is Ichinomiya compared with the rest of Japan?
Its 380,073 residents are 0.3% of the 122,219,553 people living in Japan today. Tokyo is larger with 9,733,276 people.
Where is Ichinomiya?
In Aichi, Japan, at latitude 35.3 and longitude 136.8, 11 m above sea level. Nearby large cities include Inazawa (6 km), Komaki (11 km), Gifu (14 km).
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Cite or link to this page
Glostats. (2026). Ichinomiya Population 2026 — Japan. Retrieved October 21, 2026, from https://glostats.com/cities/japan/ichinomiya/<a href="https://glostats.com/cities/japan/ichinomiya/">Ichinomiya Population 2026 — Japan</a> — GlostatsFigures on this page may be quoted, charted or republished as long as the page is credited with a link. Terms · Download the data as CSV · Embed a live counter.
City populations are GeoNames figures (CC BY 4.0): the latest official census or estimate for the city proper — the municipality, not the wider metropolitan area — so they can differ from "metro area" numbers you see elsewhere. Country populations are live Glostats estimates from the UN World Population Prospects. Distances are great-circle distances between city centres. Page generated 2026-10-21. More about our data.