Nihonkai montane deciduous forests
| Nihonkai montane deciduous forests | |
|---|---|
Naso no Shirataki (Naso Waterfall), Nikaho City,, Akita Prefecture | |
Ecoregion territory (in purple) | |
| Ecology | |
| Realm | Palearctic |
| Biome | Temperate broadleaf and mixed forests |
| Geography | |
| Area | 82,361 km2 (31,800 sq mi) |
| Country | Japan |
| Coordinates | 39°45′N 141°15′E / 39.75°N 141.25°E |
The Nihonkai montane deciduous forests ecoregion (WWF ID: PA0428) covers the Nihonkai (Sea of Japan-side) mountain slopes of Japan's central island of Honshu, including most of the northern half of the island. Also included in the ecoregion are the forested lowland hills of the Oshima Peninsula, which is the southern extension of Hokkaido Island.