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Peninsula A peninsula (; ) is a landform that extends from a mainland and is surrounded by water on most, but not all of its borders. A peninsula is also sometimes defined as a piece of land bordered by water on three of its sides. Peninsulas exist on all ...

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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 ...

include:

Hokkaido

Nemuro Peninsula The Nemuro Peninsula (根室半島 ''Nemuro-hantō'') is a peninsula which extends from the east coast of Hokkaidō, Japan. It is some long and wide, and forms part of Nemuro City. Cape Nosappu at its tip is the easternmost point of Hokkaidō. ...

Notsuke Peninsula is a peninsula on the east coast of Hokkaidō, Japan, with its northwestern base in Shibetsu and southeast tip in Betsukai. The name is derived from the Ainu for jawbone, ''notkeu'' (ノッケウ), purportedly due to the landform's visual resemb ...

sand spit A spit or sandspit is a deposition bar or beach landform off coasts or lake shores. It develops in places where re-entrance occurs, such as at a cove's headlands, by the process of longshore drift by longshore currents. The drift occurs due t ...

) *

Oshima Peninsula The Oshima Peninsula (渡島半島 ''Oshima-hantō'') is the southernmost part of Hokkaidō, the northernmost of the Japanese islands. Where the peninsula starts is open to interpretation. A more generous interpretation is to draw a line southe ...

to the south ** Kameda Peninsula southeast fork of Oshima Peninsula ** Matumae Peninsula southwest fork of Oshima Peninsula * Shakotan Peninsula on the most eastern coast *

Shiretoko Peninsula is located on the easternmost portion of the Japanese island of Hokkaidō, protruding into the Sea of Okhotsk. It is separated from Kunashir Island, which is now occupied by Russia, by the Nemuro Strait. The name Shiretoko is derived from the ...

on the east coast

Honshu

Atsumi Peninsula is a peninsula in southern Aichi Prefecture, central Honshū, Japan. It has an approximate length of east-west, separating Mikawa Bay (to the north) from the Philippine Sea to the south, with Ise Bay is a bay located at the mouth of ...

Bōsō Peninsula The is a peninsula that encompasses the entirety of Chiba Prefecture on Honshu, the largest island of Japan. It is part of the Greater Tokyo Area. It forms the eastern edge of Tokyo Bay, separating it from the Pacific Ocean. The peninsula covers ...

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 ...

Ise-Shima The region of Japan, also called the , refers to the areas of eastern Mie Prefecture in or around Ise-Shima National Park, which include the cities Ise, Toba, Shima, and parts of the town of Minami-Ise. The area thrives on tourism, with many reso ...

Izu Peninsula The is a large mountainous peninsula with a deeply indented coastline to the west of Tokyo on the Pacific coast of the island of Honshu, Japan. Formerly known as Izu Province, Izu peninsula is now a part of Shizuoka Prefecture. The peninsul ...

Kii Peninsula The is the largest peninsula on the island of Honshū in Japan. It is named after the ancient Kii Province. Overview The area south of the “ Central Tectonic Line” is called , and is home to reef-like coral communities which are amongst ...

Miura Peninsula is a peninsula located in Kanagawa, Japan. It lies south of Yokohama and Tokyo and divides Tokyo Bay, to the east, from Sagami Bay, to the west. Cities and towns on the Miura Peninsula include Yokosuka, Miura, Hayama, Zushi, and Kamakura. ...

Natsudomari Peninsula is a peninsula on the northern end of the Japanese island, Honshū, that stretches north into Mutsu Bay. Administratively the area is a part of Aomori Prefecture, and the bulk of the area falls within the jurisdiction of the town of Hiranai, w ...

Noto Peninsula The Noto Peninsula (能登半島, ''Noto-hantō'') is a peninsula that projects north into the Sea of Japan from the coast of Ishikawa Prefecture in central Honshū, the main island of Japan. The main industries of the peninsula are agricultur ...

Oga Peninsula The Oga Peninsula (男鹿半島 ''Oga-hantō'') is a rugged peninsula which projects west into the Sea of Japan from the coast of Akita in northern Honshū, the main island of Japan. Politically it coincides with the city of Oga. At the base ...

* Oshika (Ojika) Peninsula * Shimokita Peninsula *

Tsugaru Peninsula The is a peninsula in Aomori Prefecture, at the northern end of Honshū island, Japan. The peninsula projects north into the Tsugaru Strait separating Honshū from Hokkaidō. The western coast is on the Sea of Japan, while on its eastern coast ...

Shikoku

Sadamisaki Peninsula The is the westernmost part of the island of Shikoku, covered by the town of Ikata, Ehime Prefecture and home to the Ikata Nuclear Power Plant. It is sometimes referred to as the "Misaki Peninsula." This landmass juts out in a straight line fro ...

* Takanawa Peninsula

Kyushu

Kitamatsuura Peninsula is a peninsula located in northwest Kyūshū, projecting northwest from an imaginary line drawn between Imari in Saga Prefecture and Sasebo in Nagasaki Prefecture, Japan. The peninsula is bounded by the East China Sea on the west and southwest ...

Kunisaki Peninsula Kunisaki Peninsula () is a peninsula in Oita prefecture that juts out into the Seto Inland Sea. The peninsula is almost circular. There is in the central part of the peninsula. Municipalities in the peninsula * Bungotakada * Kunisaki i ...

* Nagasaki Peninsula *

Nishisonogi Peninsula 250px, Nishisonogi Peninsula (top) and Nagasaki Peninsula (bottom) (Landsat image) The Nishisonogi Peninsula (西彼杵半島 ''Nishi-sonogi hantō'') is a peninsula in northwest Kyūshū, Japan. It is the north-northwesterly fork of a larger peni ...

Ōsumi Peninsula 261x261px, Satellite image of Ōsumi Peninsula The projects south from the Japanese island of Kyūshū and includes the southernmost point on the island, Cape Sata. Its east coast lies on the Pacific Ocean, while to the west it faces the Satsuma ...

* Satsuma Peninsula *

Shimabara Peninsula is a peninsula located in Nagasaki Prefecture on the island of Kyushu, Japan. The peninsula incorporates the cities of Shimabara, Minamishimabara, Unzen. It was also the site of the Shimabara Rebellion, a 1637-1638 peasant and rōnin revolt, led ...

* Uto Peninsula

Okinawa

Chinen Peninsula Chinen is an Okinawan surname. Notable people with the surname include: *Kama Chinen, Japanese supercentenarian *, Japanese footballer *Kaori Chinen, professional Go player *Masami Chinen, Okinawan martial artist and founder of Yamanni ryu *Rina C ...

* Henoko Peninsula * Katsuren Peninsula *

Motobu Peninsula The is a peninsula in the Yanbaru region of Okinawa Island. It is surrounded by Nago Bay to the east, the Haneda Inland Sea to the north, and the East China Sea to the west.Okinawa Island Guide " Nago City / Motobu Town / Nakijin VillageOkina ...

Yomitan peninsula is a village located in Nakagami District, Okinawa Prefecture, Japan. Geography Yomitan is located on the western coast of the central part of Okinawa Island. The village is bound to the north by Onna, to the east by Okinawa City, to the ...

Peninsulas A peninsula (; ) is a landform that extends from a mainland and is surrounded by water on most, but not all of its borders. A peninsula is also sometimes defined as a piece of land bordered by water on three of its sides. Peninsulas exist on all ...