Abu volcano is a group of 56 smaller volcanic centers with no individual large central volcano, located near the Japan Sea coast in southwest Honshu, Japan, 80 km west of Hiroshima.
The group, also known as the Abu Monogenetic Volcano Group (AMVG), covers 400 sq km and con... [more]
Adatara volcano is a group of overlapping stratovolcanoes east of Bandai volcano and located 15 km SW of Fukushima City. Its highest summit is Minowa-yama stratovolcano, north of Tetsu-zan, which is the currently active stratovolcano. The group forms a N-S directed elongated chai... [more]
Akagi or Akagisan volcano is a broad stratovolcano located in central Honshu, 110 km NNW of Tokyo. It is part of the Akagi Prefectural Par.
The volcano contains a 3 x 4 km diameter summit caldera which contains lake Ono in the NE.
It is uncertain whether the volcano ... [more]
Akita-Komagatake volcano is an active volcano in northern Honshu. It is located 10 km east of Tazawa Lake, near the border of Akita and Iwate prefectures, and forms the southern extremity of the Towada-Hachimantai National Park.
The eruption of Akita-Komagatake in Sep 1970 (source: http://www.qsr.mlit.go.jp/)
The volcano consists of a main edifice cut b... [more]
Akita-Yake-yama volcano is an active stratovolcano in NW Honshu. It is one of several Japanese volcanoes named Yake-yama ("Burning Mountain").
Akita-Yake-yama is the most recently active of a group of overlapping volcanoes immediately west of the Hachimantai volcanic group... [more]
Asama (or Asamayama) volcano is the most active volcano of Honshu and one of the volcanoes with the longest recorded history of documented eruptions. It is located 130 km from Tokyo in central Honshu, overlooking the resort town of Karuizawa.
Asamayama volcano (JMA)
Asama's activity is typically e... [more]
Azuma volcano is a group of small stratovolcanoes, shield volcanoes, domes and cinder cones in NE Honshu, Japan, west of Fukushima city, known as the Azumayama volcanic group.
Historical eruptions were mostly small phreatic eruptions from the Issaikyo volcano at the norther... [more]
Bandai volcano (or Bandaisan volcano), one of Japan's most known active volcanoes, is an complex andesitic stratovolcano rising above the north shore of Lake Inawashiro.
The volcano is located in the southern part of the NE Honshu volcanic arc.
The last magma was erup... [more]
Chokai or Chokaisan volcano (鳥海山 Chōkai-san) is the largest volcano of NE Honshu.
It is a massive stratovolcano with a broad conical profile which is why it is called locally Akita-Fuji or Dewa-Fuji. Its height measures from the WNW elongated 15x20 km base about 2000 m.
Hachimantai (Hatimantai) volcano is a complex stratovolcano in northern Honshu, Japan, located at the front of the northern Honshu volcanic arc. It belongs to the Towada-Hachimantai National Park.
Hachimantai was originally the name of a small peak (1614m) in the northern ... [more]
Hakkoda (or Hakkodasan) volcano is a group of 14 stratovolcanoes and lava domes south of Mutsu Bay at the northern end of Honshu Island, Japan.
There are fumaroles and hot springs at Ido-dake and several other locations. 3 minor phreatic eruptions were documented from Jigok... [more]
Hakone (Hakoneyama) volcano is located 80 km SW of Tokyo. It is a massive stratovolcano truncated by 2 overlapping calderas, the largest being 11 x 10 km wide. It contains several younger vents, mostly lava domes, on a SW-NE trend cutting through the center of the caldera. The Ka... [more]
Haku-san volcano (白山, or Mount Haku, Hakusan) is one of the 3 holy mountains in Japan (along with Fuji and On-take). It is a stratovolcano in central Honshu 260 km NW of Tokyo.
the volcano last erupted in 1659, but many eruptions have been recorded during the 1000 years pri... [more]
Haruna volcano a stratovolcano located in central Honshu, 110 km NW of Tokyo. The volcano contains a small summit caldera with a symmetrical post-caldera cone (Haruna Fuji) and Lake Haruna in the western side of the caldera.
The most recent eruptions, dated to the 6th cent... [more]
Hijiori volcano is a caldera about 15 km northeast of Gassan volcano in Yamagata Prefecture in northern Honshu, Japan.
It formed about 12,000 years ago during an eruption that produced dacitic pyroclastic flows and tephra fall to the east until the Pacifi Ocean. A lava dome... [more]
Hiuchi (or Hiuchigatake) volcano is a stratovolcano located in Niggata Prefecture, 140 km NNW of Tokyo. It is part of the Nikko National park, one of Japan's most scenic regions, known for Lake Ozenuma, a popular hiking destination in the park.
The last eruption was in 1544... [more]
Iwaki (or Iwakisan) volcano is a large symmetrical stratovolcano and the NW-most active volcano in Honshu, Japan. Because of its shape, it has been called the Fuji-san of the Tsugaru district.
Iwaki contains a 2-km-wide summit crater which is filled by a lava dome flanked b... [more]
Iwate (or Iwatesan) volcano is a symmetrical stratovolcano in northern Honshu, Japan, 20 km northwest of Morioka City.
It consists of 2 cones, the older western Nishi-Iwate and the younger eastern summit Higashi-Iwate. The older volcano to the west is truncated by a calder... [more]
Izu-Tobu volcano is a group of volcanic vents with cinder cones, lava flows, domes and tephra deposits on the NE Izu peninsula 80 km SW of Tokyo.
The Izu-Tobu volcanic group covers an area of 400 sq km and contains many submarine volcanoes offshore of the peninsula. Most o... [more]
Kanpu volcano (also known as Ichinomegata) is a small cone on the Oga Peninsula NW of Akita City. [more]
Kita-Yatsugatake (North Yatsugatake) is a group of stratovolcanoes and lava domes at the NW end of the Yatsugatake volcanic massif. The Kita Yatsugatake volcanic group is contains the volcanoes Tateshina, Yokodake, Shimagareyama, Chausu-yama and Futago-mine.
Yokodake lava d... [more]
Kurikoma (Kurikomayama) volcano is a complex stratovolcano cut by a 4 km wide caldera located in northern Honshu, Japan. It contains the Tsurugi-dake lava dome, a central post-caldera cone, known as the site of former sulfur mining.
Minor phreatic eruptions have occurred i... [more]
Kusatsu-Shirane volcano is a complex of overlapping cones and 3 lake-filled craters (Karagama, Yugama, Mizugama) at the summit. It is located 150 km NW of Tokyo.
All historical eruptions have consisted of phreatic explosions from the acidic crater lakes or their margins. T... [more]
Megata volcano is a group of 3 small explosion craters (maars) along the tip of the Oga Peninsula in NW Honshu. Recent studies have shown that they have been active during the past 10,000 years. [more]
Midagahara (prev. referred to as Tate-yama) volcano is located in the southeastern area of Toyama Prefecture, Japan. It is surrounded by high peaks of the North Japan Alps and named for the granite-and-gneiss peak of Tate-yama (立山), which lies immediately to the east and forms o... [more]
Mount Fuji (Fuji-san, 富士山 in Japanese) is the highest volcano and highest peak in Japan and considered one of the 3 Holy Mountains (along with Mount Tate and Mount Haku). Fuji is a perfect, beautiful stratovolcano about 60 miles south-west of Tokyo, with an exceptionally symmetri... [more]
"Ryu sho ten" or "Ryu shoten" (Dragon rising to the heavens), also known as "Gekko Zuihitsu" (Gekko's Sketch), a Ukiyo-e print from Ogata Gekko's Views of Mt. Fuji. A dragon rises out of smoke near Mt. Fuji, ascending towards the sky.
Mutsu-Hiuchi-dake volcano on the Shimokita Peninsula is the northernmost volcano on Honshu, Japan.
The andesitic-dacitic stratovolcano is probably extinct. It was active between 700,000 to 50,000 years ago, but there is still fumarolic activity. [more]
Myoko volcano (or Myokosan volcano) is a steep basaltic-to-dacitic stratovolcano north of Nagano City that overlooks the popular resort of Lake Nojiri below its SE flank.
Myoko's summit is formed by a lava dome filling most of a 3-km-wide caldera which is widely breached t... [more]
Nantai (or Nantaisan) stratovolcano is located north of Lake Chuzenji in Nikko National Park, Honshu, and close to the famous temple complex at Nikko.
Lake Chuzenji was formed by eruptions of Nantai volcano which produced lava flows that blocked the Daiya River. The dramati... [more]
Narugo (also known as Naruko) volcano is a caldera NW of Sendai city, northern Honshu, Japan. There is only one known historical eruption from Narugo volcano, which was in 837 AD.
Katanuma crater lake is one of the most acid crater lakes of Japan, with a pH of 1.6. Shurado... [more]
Nasu (or Nasudake) volcano at the northern end of Kanto Plain in central Honshu is a group of 3 larger and older and 3 smaller, young stratovolcanoes. The younger cones are called Asahi-dake, Futamata-yama, and Chausu-dake, the youngest of the volcanoes. Chausu-dake started to gr... [more]
Niigata-Yake-yama volcano is located in the Niigata prefecture in central Honshu, near the Japan Sea. It is one of several Japanese volcanoes named Yake-yama ("Burning Mountain"). It is a very young andesitic-to-dacitic lava dome. A large explosive eruption in 887 AD produced a m... [more]
Nikko-Shirane (or Nikko-Shiranesan) volcano is a small andesitic volcano located NW of scenic Lake Chuzenji in Nikko National Park. The volcano contains 4 lava domes sitting on top of a shield volcano (Keizuka-yama).
All historical eruptions, recorded during the 17th-20th c... [more]
Norikura volcano (乗鞍岳, Norikura-dake) in central Honshu is the 3rd highest volcano in Japan. It has been last active about 2000 years ago [more]
Numazawa volcano has a small 1.5 x 2 km wide caldera which formed during a major eruption about 4600 years BP, producing large quantities of dacitic-to-rhyolitic pumice fall and flow deposits. The caldera is filled by a lake. [more]
Oki-Dogo volcano is a complex of shield volcanoes forming small islands north of the SW Honshu city of Matsue in the Japan Sea off the west coast of Japan. Most of the volcanic activity took place 800,000-300,000 years ago, but there has probably been activity during the past 10,... [more]
Omanago volcano consists of 5 closey spaced lava domes in Nikko National Park. They are located north and NW of Nantai volcano.
The highest of the dacitic domes is 2367-m-high Omanago, which later erupted andesitic lavas. Mitsu-dake lava dome, which overlooks the hot spring... [more]
Onikobe volcano is a caldera SW of Kurikoma volcano in northern Honshu, Japan. It is probably extinct, but there are prominent geysers and hot springs in the caldera, known since about 1700 years ago.
In 1938 a new geyser (Benten geyser, or generally called Onikobe geyser) ... [more]
On-take, or correctly Ontake-san (御嶽山), is a massive stratovolcano and the second highest in Japan. It is located at the southern end of the Northern Japan Alps.
Mt.Ontake, viewed from Kuzo Pass of Route 361 (pictrure: Atsushi Ueda / Wiki Commons)
Its first historic eruption occurred in 1979. A landslide in 1984 was not related to an eruption and produced a ... [more]
Osore-yama volcano (also known as Osorezan) is an active stratovolcano on the Shimokita Peninsula in northernmost Honshu, Japan.
It is known locally also as Yake-yama, or "Burning Mountain". Older residents reported that large fires and clouds were sometimes seen from the ... [more]
Sanbe (also written as Sambe, Sanbe-san) volcano is a complex stratovolcano in SW Honshu, along the Japan Sea coast. It contains a small 1 km diameter caldera. Its summit at the northern end of the complex is called O-Sanbe.
A well-known feature are the Sanbe-onsen Hot Spr... [more]
Shiga volcano is a group of small andesitic shield volcanoes and pyroclastic cones immediately north of Kusatsu-Shirane volcano.
The last eruptions were about 250,000 and 10,000 years ago. The complex was built on top of a large lava plateau that was erupted between about 3... [more]
Takahara (or Takaharayama) volcano is a small stratovolcano located SW of Nasu volcano and NNW of Utsunomiya city in central Honshu.
The basaltic-to-dacitic volcano is constructed within the Shiobara caldera. It contains a number of small lava domes, including the symmetri... [more]
Towada volcano is a collapsed large stratovolcano with a 11 km wide dramatic caldera in northern Honshu, Japan. The caldera is occupied by Lake Towada, Japan's largest caldera lake.
The caldera formed during repeated collapse during 6 major eruptions between 53,000 and 13,... [more]
Washiba-Kumonotaira volcano in the Northern Japan Alps is a group of small shield volcanoes and possible lava domes. The volcanoes are located in a remote part of the Chubu Sangaku National Park.
The last activity was from Washiba-ike volcano less than 12,000 years ago. [more]
Yake-dake volcano is a small stratovolcano near the popular resort of Kamikochi in the Northern Japan Alps. It is one of several Japanese volcanoes named Yake-dake or Yake-yama ("Burning Peak" or "Burning Mountain").
It has had frequent small to moderate phreatic eruptions ... [more]
Zao (or Zaozan, Zaosan) volcano is the most active volcano of northern Honshu and consists of a group of stratovolcanoes forming the crest of the divide between the Pacific Ocean and the Japan Sea.
The older parts of the complex are Ryuzan volcano in the west and Byobu and... [more]