Photo: Batholith / Public domain · Wikimedia Commons
Izunokuni City
Shizuoka Prefecture · City
Official websiteShizuoka Prefecture page
Izunokuni City is in the north of the Izu Peninsula and was formed in 2005 by the merger of Izunagaoka Town, Ohito Town and Nirayama Town. It has many historic sites, such as the Nirayama Reverberatory Furnaces, a World Heritage Site, the Nirayama Daikansho, and Ganjoju-in Temple, which holds Buddhist statues by Unkei, as well as Hirugakojima, where Minamoto no Yoritomo was exiled. Izunagaoka Onsen is also popular.
Key facts
Source: Statistics Bureau of Japan, 2025 Population Census (population, area and density); area from the Geospatial Information Authority of Japan (GSI), Area Statistics of Prefectures and Municipalities (2025). National ranks are among the 1,741 municipalities, ordered by this site from these values.
Live information
Current weather (observed)
Places to visit
World Heritage SiteNirayama Reverberatory FurnacesUNESCO World Heritage Site in Shizuoka, Japan
CastleNirayama CastleJapanese castle in Nirayama, Izunokuni, Shizuoka prefecture
Buddhist templeGanjoju-in TempleBuddhist temple of the Kōyasan Shingon-shū sect in Izunokuni, Shizuoka Prefecture, Japan
Important Cultural PropertyNirayama Daikanshoformer office of a magistrate (daikan) in Izunokuni, Shizuoka prefecture, Japan
IslandHirugakojima
Hot spring (onsen)Izu Nagaoka Onsenbuilding in Shizuoka Prefecture, Japan
Historic siteHorigoe GoshoArchaeological site Shizuoka, Japan- Historic siteHojo Residence SiteJapanese national historic site in Izunokuni, Shizuoka prefecture
Roadside station (Michi-no-Eki)Michi-no-Eki Izu-no-hesoroadside station in Izunokuni, Shizuoka prefecture, Japan
Chosen automatically, most popular first, from landmarks and cultural properties registered in Wikidata (we have not checked whether each is open). Names and descriptions: Wikidata (CC0); photos: Wikimedia Commons (photographer and license under each photo).
National parks in this city
Chosen by overlaying the park boundaries (Ministry of the Environment, Biodiversity Center of Japan, "National Park Areas" GIS data, updated April 28, 2025, combined and simplified by NIPPON ATLAS) with municipal boundaries (National Land Numerical Information, January 2021), keeping overlaps of about 0.5 km² or more (approximate). Areas are the land areas from the Ministry of the Environment, "Overview of National Parks" (April 10, 2026). All national parks
Neighboring municipalities
Municipalities sharing a boundary (computed from the National Land Numerical Information administrative boundaries, January 2021).
Other municipalities in Shizuoka Prefecture
The description was written for this site, picking out representative features.