Tomamae 苫前町 | |
|---|---|
Sunset over Tomamae | |
![]() Location of Tomamae inHokkaido (Rumoi Subprefecture) | |
| Coordinates:44°18′32″N141°39′11″E / 44.30889°N 141.65306°E /44.30889; 141.65306 | |
| Country | Japan |
| Region | Hokkaido |
| Prefecture | Hokkaido (Rumoi Subprefecture) |
| District | Tomamae |
| Area | |
• Total | 454.60 km2 (175.52 sq mi) |
| Population (January 31, 2025) | |
• Total | 2,659 |
| • Density | 5.849/km2 (15.15/sq mi) |
| Time zone | UTC+09:00 (JST) |
| City hall address | 37-1 Asahi, Tomamae-cho, Tomamae-gun, Hokkaido 078-3792 |
| Website | Official website |
| Symbols | |
| Flower | Corydalis ambigua |
| Tree | Japanese rowan |


Tomamae (苫前町,Tomamae-chō) is atown located inRumoi Subprefecture,Hokkaido,Japan. As of 31 December 2024[update], the town had an estimatedpopulation of 2,659 in 1,428 households, and apopulation density of 5.8 people per km2.[1] The total area of the town is 454.60 km2 (175.52 sq mi).
Tomamae is located in the part of Rumoi jurisdiction in northern Hokkaido, facing theSea of Japan to the west.
Tomamae has aHumid continental climate (KöppenDfb) characterized by cold summers and cold winters with heavy snowfall. The average annual temperature in Tomamae is 6.8 °C. The average annual rainfall is 1207 mm with September as the wettest month. The temperatures are highest on average in August, at around 20.5 °C, and lowest in January, at around -6.5 °C.[2]
Per Japanese census data, the population of Tomamae is as shown below. The town is in a long period of sustained population loss.
| Year | Pop. | ±% |
|---|---|---|
| 1940 | 8,101 | — |
| 1950 | 11,212 | +38.4% |
| 1960 | 10,898 | −2.8% |
| 1970 | 8,544 | −21.6% |
| 1980 | 6,528 | −23.6% |
| 1990 | 5,251 | −19.6% |
| 2000 | 4,645 | −11.5% |
| 2010 | 3,657 | −21.3% |
| 2020 | 2,936 | −19.7% |
The area of Tomamae has been inhabited since theJōmon period, and was the site of akotan was built by theAinu people. WhenMatsumae Domain advanced into the area in theKeichō era (1596-1615), a trading settlement was built. In 1786, the Tomamae Shrine, aShinto shrine was constructed. The village of Tomamae was created in 1880, and separated from Haboro in 1894. It was raised to town status on October 1, 1948.
Tomamae has amayor-council form of government with a directly elected mayor and aunicameral town council of eight members. Tomamae, as part of Rumoi sub-prefecture, contributes one member to the Hokkaidō Prefectural Assembly. In terms of national politics, the town is part of theHokkaidō 10th district of thelower house of theDiet of Japan.
The local economy of Tomamae is centered oncommercial fishing and agriculture. The town also operates it ownwind power station, producing (in 2024) a surplus of 575% more power than is consumed in the town and providing a substantial incoming source to the town government.[1]
Tomamae has two public elementary schools and one public junior high school operated by the town government, and one public high school operated by the Hokkaidō Board of Education.
After the closure of theJapan National Railway Teshio Line in 1987, the town has not had any passenger rail service.

Tomamae's mascot isKumada Tomao (くまだ とまお), better known asTomao-kun (とまおくん). He is a 7-year-old brown bear cub. He wears a hat that has two badges (a windmill badge and a badge dedicated to agricultural and seafood products).[3]
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