is a peninsula in southern

Aichi Prefecture is a prefecture of Japan located in the Chūbu region of Honshū. Aichi Prefecture has a population of 7,552,873 () and a geographic area of with a population density of . Aichi Prefecture borders Mie Prefecture to the west, Gifu Prefectur ...

, central

Honshū , historically called , is the largest and most populous island of Japan. It is located south of Hokkaidō across the Tsugaru Strait, north of Shikoku across the Inland Sea, and northeast of Kyūshū across the Kanmon Straits. The island separa ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

. It has an approximate length of east-west, separating

Mikawa Bay Mikawa Bay (Landsat photo) Mikawa Bay (三河湾 ''Mikawa-wan'') is a bay to the south of Aichi Prefecture, Japan, surrounded by Chita Peninsula to the west and Atsumi Peninsula to the east and south. Its area is approximately 604 km2. Pollu ...

(to the north) from the

Philippine Sea The Philippine Sea is a marginal sea of the Western Pacific Ocean east of the Philippine archipelago (hence the name), the largest in the world, occupying an estimated surface area of . The Philippine Sea Plate forms the floor of the sea. Its ...

to the south, with

Ise Bay is a bay located at the mouth of the Kiso Three Rivers between Mie and Aichi Prefectures in Japan. Ise Bay has an average depth of and a maximum depth of . The mouth of the bay is and is connected to the smaller Mikawa Bay by two channels: th ...

lying to its west. It faces the

Chita Peninsula Chita Peninsula (知多半島 ''Chita Hantō'') is a peninsula to the south of Aichi Prefecture, central Honshū, Japan. It runs approximately north-south. To the west is Ise Bay, while to the east it encloses Mikawa Bay. It faces the Atsumi ...

, to the northwest, across the entrance to Mikawa Bay. It has a width ranging from to , and its highest point is . Its total area is approximately 200 square kilometers. Atsumi Peninsula is noted for its temperate climate, due to the warm

Kuroshio Current The , also known as the Black or or the is a north-flowing, warm ocean current on the west side of the North Pacific Ocean basin. It was named for the deep blue appearance of its waters. Similar to the Gulf Stream in the North Atlantic, the Ku ...

offshore. The rock formations at Cape Irago, its western tip, and its beaches are part of the

Mikawa Wan Quasi-National Park is a Quasi-National Park in Aichi Prefecture, Japan. It is rated a protected landscape (category V) according to the IUCN. The park includes the coastal areas of Atsumi Peninsula, the Pacific shoreline of Chita Peninsula as well as islands and ...

. Administratively, almost all of the peninsula falls within the city of Tahara, with its eastern "neck" within the city of

Toyohashi is a city in Aichi Prefecture, Japan. , the city had an estimated population of 377,453 in 160,516 households and a population density of 1,400 persons per km2. The total area of the city was . By area, Toyohashi was Aichi Prefecture's second-la ...

References

*''Japan:An Illustrated Encyclopedia''. Kodansha (1993) Peninsulas of Japan Tourist attractions in Aichi Prefecture Landforms of Aichi Prefecture {{Aichi-geo-stub