Date
和暦
Volcano-Product
火山
Magnitude Fall Ig Lava Fatalities Reference
史料
Research Remarks
備考
2022.1006
令和04.1006 
Nishinoshima
西之島 
      Internet
インターネット 
  FL120 
2022.0711
令和04.0711 
Iwoto
硫黄島 
      JMA Report
気象庁火山情報 
  Black water pillars off Okinahama. Drift pumice landed. 
2021.1014
令和03.1014 
Aso
阿蘇山中岳 
0.5  0.4  0.3      JMA Report
気象庁火山情報 
  At 04:43 on 14 October. Ashfall at Minami Aso and Takamori. A pyroclastic flow at 11:43 on 20 October as far as 1.6 km. Ash fall at Takachiho.  
2021.0814
令和03.0814 
Nishinoshima
西之島 
      Internet
インターネット 
  At 06:00. 
2021.0813
令和03.0813 
FukutokuokanoBa
福徳岡ノ場 
4.0  3.7  3.7      Internet
インターネット 
Hayakawa note  At 05:57. An eruption column up to 16 km for 15 hours. Pumice rafts of 100 km2. Drift pumice traveled 1000 km to the west and reached Okinawa in two months. 
2020.0626
令和02.0626 
Nishinoshima
西之島 
      JCG
海上保安庁 
Hayakawa note  The scoria cone collapsed to the south on 26 June 2020. A violent strombolian plume reached at 6000 m a.s.l. on 8 and 10 July 2020. Whole island was covered by a thick ash blanket. 
2020.0604
令和02.0604 
Sakurajima
桜島 
      JMA Report
気象庁火山情報 
Hayakawa tweet  A ballistic bomb reached as far as 3.4 km SW by a Vulcanian explosion at 02:59.  
2020.0203
令和02.0203 
KuchinoErabu
口永良部島 
1.1  1.1        JMA Report
気象庁火山情報 
  At 05:31. FL260. Ashfall at Miyanoura, Yaku island. 
2020.0111
令和02.0111 
KuchinoErabu
口永良部島 
-1  -1        JMA Report
気象庁火山情報 
  At 15:05. FL090 
2019.1205
令和01.1205 
Nishinoshima
西之島 
0.3      JCG
海上保安庁 
  Two lava flows to the east and to the west reached the sea.  
2019.0807
令和01.0807 
Asama
浅間山 
-1.7  -1.7        Internet
インターネット 
twitter  At 22:08, ash plume up to 2000 m. FL150. Ashfall as far as 13 km N. Red hot materials as far as 200 m from the vent.  
2019.0503
令和01.0503 
Aso
阿蘇山中岳 
      Internet
インターネット 
  FL120. Ashfall at Minami Aso and Takamori at 17:10. Through August. 
2019.0117
平成31.0117 
KuchinoErabu
口永良部島 
0.6  0.6        Internet
インターネット 
  FL210. A pyroclastic flow traveled 1.8 km at 09:19. Ashfall at Yakushima and Tanegashima. 
2018.1218
平成30.1218 
KuchinoErabu
口永良部島 
0.3  0.3        Internet
インターネット 
  FL160. A pyroclastic flow traveled 1 km at 16:37. Ashfall at Yakushima. 
2018.1021
平成30.1021 
KuchinoErabu
口永良部島 
-1  -1        news
報道 
  Ash fall observed in the island. 
2018.0712
平成30.0712 
Nishinoshima
西之島 
1.3  0.3    1.3    JCG
海上保安庁 
  A 800-m long lava flow 
2018.0419
平成30.0419 
Kirishima.Iwoyama
霧島山硫黄山 
-2  -2       
 
  Steam plumes and ballistics 
2018.0301
平成30.0301 
Kirishima.ShinMoe
霧島山新燃岳 
3.5  1.5    3.5    news
報道 
Hayakawa blog  Ashfall at Takaharu at 10am. Lava spilled over to the NW. 
2018.0123
平成30.0123 
KusatsuMotoshirane
草津本白根山 
0.5  0.0  0.5    news
報道 
Hayakawa blog  At 10:02 for 6 min. A skiier killed and 11 injured by ballistics. 
2017.1011
平成29.1011 
Kirishima.ShinMoe
霧島山新燃岳 
1.6  1.6        news
報道 
Hayakawa blog  An ash eruption started at 05:34 
2017.05
平成29.05 
Kirishima.Iwoyama
霧島山硫黄山 
          JMA Report
気象庁火山情報 
  Reportedly an ash fall as far as 250 m SW, before 8 May. 
2017.0418
平成29.0418 
Nishinoshima
西之島 
3.7    3.7    news
報道 
Hayakawa blog  Eruption resumed after 17 months repose, and continued for 4 months. 
2016.1008
平成28.1008 
Aso
阿蘇山中岳 
1.3  1.3        Internet
インターネット 
Hayakawa blog  A vulcanian explosion at 01:46. Ash fall as far as Takamatsu, 300 km ENE. 
2016.0501
平成28.0501 
NiigataYakeyama
新潟焼山 
-1  -1        Internet
インターネット 
  Ash fall on the snow around the summit crater. 
2015.0914
平成27.0914 
Aso
阿蘇山中岳 
0.9  0.3  0.8      Internet
インターネット 
Hayakawa blog  A pyroclastic flow at 09:46 as far as 1.3 km. Ash fall at Kumamoto and Kurume. 
2015.0629
平成27.0629 
Hakone
箱根山 
-2  -2        news
報道 
Hayakawa blog  At 12:30, ashfall as far as 4 km E. 
2015.0616
平成27.0616 
Asama
浅間山 
-1.4  -1.4        news
報道 
Hayakawa blog  At 08:50, ashfall as far as 13 km N. 
2015.0529
平成27.0529 
KuchinoErabu
口永良部島 
1.4  1.1  1.1      news
報道 
Hayakawa blog  At 09:59. All islanders of 137 were evacuated the day. 
2015.0318
平成27.0318 
AkitaKomagatake
秋田駒ヶ岳 
        news
報道 
  At Nyuto Spa by H2S 
2014.1125
平成26.1125 
Aso
阿蘇山中岳 
2.7  2.7        JMA Report
気象庁火山情報 
Hayakawa blog  Ash fall as far as Taketa. For five months. 
2014.0927
平成26.0927 
Ontake
御岳山 
1.6  1.0  1.5    63  news
報道 
Hayakawa(2015)  A pyroclastic flow at 11:53:03 traveled as far as 2.3 km. 63 Climbers killed by lithic lapilli falling from the eruption column of 8 km hight. 
2014.0803
平成26.0803 
KuchinoErabu
口永良部島 
      JMA Report
気象庁火山情報 
  A pyroclastic flow traveled 2 km and reached the sea at 12:24. 
2013.1120
平成25.1120 
Nishinoshima
西之島 
4.5    4.5    JMA Report
気象庁火山情報 
Hayakawa blog  A new island born, two years at magma discharge rate of 5,000 kg/s (450,000 ton/day) 
2013.1016
平成25.1016 
IzuOshima
伊豆大島 
        39  news
報道 
Hayakawa blog  A lahar triggered by a rain of 800 mm. 
2013.0604
平成25.0604 
SatsumaIwojima
薩摩硫黄島 
      JMA Report
気象庁火山情報 
  Ash fall at 05:17 
2011.0516
平成23.0516 
Aso
阿蘇山中岳 
-2  -2        JMA Report
気象庁火山情報 
  Ash fall as far as 2 km NE 
2011.0126
平成23.0126 
Kirishima.ShinMoe
霧島山新燃岳 
3.7  3.3    3.4    news
報道 
Hayakawa blog  Three sccessive sub-plinian eruptions followed by a lava emplacement in the summit crater. 
2010.1215
平成22.1215 
Fuji
富士山 
          news
報道 
Hayakawa blog  Wind-blown ash as far as Zushi, 75km away. But no eruption. 
2010.1017
平成22.1017 
Onikobe
鬼首 
    Jpower repot
電源開発報告 
  A worker killed and another injured by a steam explosion at Onikobe geothermal plant. 
2010.0620
平成22.0620 
Hakkoda
八甲田山 
        news
報道 
  During edible wild plants picking.  
2010.0330
平成22.0330 
Kirishima.ShinMoe
霧島山新燃岳 
      JMA Report
気象庁火山情報 
  Tremor from 07:34, ash blanket found W of the crater from the air. 
2009.0409
平成21.0409 
Aira.Sakurajima
姶良桜島 
-1      JMA Report
気象庁火山情報 
  At 15:31, column more than 4000 m, a pyroclastic flow as far as 1 km, 243 g/m2 at JMA Kagoshima. 
2009.0401
平成21.0401 
Miyakejima
三宅島 
-1.7  -1.7        JMA Report
気象庁火山情報 
  At 16:17 
2009.0204
平成21.0204 
Aso
阿蘇山中岳 
-3  -3        JMA Report
気象庁火山情報 
  Ash fall as far as 0.8 km SW 
2009.0202
平成21.0202 
Asama
浅間山 
0.3  0.3        Internet blogs
インターネットブログ写真
 
GSJ, Nichidai, ERI  Ash as far as Yokohama 
2008.1118
平成20.1118 
Akan.Meakan
阿寒雌阿寒 
      JMA Report
気象庁火山情報 
  Black on snow recognized at the S slopes of the 96-1 crater at noon. 
2008.0822
平成20.0822 
Kirishima.ShinMoe
霧島山新燃岳 
1.3  1.3        JMA Report
気象庁火山情報 
Geshi++(2010kazan)  Tremor from 16:34, mudrain at Kobayashi, 10 km NE. 
2008.0810
平成20.0810 
Asama
浅間山 
-3  -3        JMA Report
気象庁火山情報 
ERI  At 02:37 
2008.0203
平成20.0203 
Aira.Sakurajima
姶良桜島 
-1      JMA Report
気象庁火山情報 
Kyoto University  Ash as far as Nango town, Miyazaki Prefecture, at 11 am 
2007.03
平成19.03 
Ontake
御岳山 
-3  -3        JMA Report
気象庁火山情報 
  Ash as far as 200m from the 79-7 crater