Volcanic Eruption Warning: Mt. Iohyama

Officials are warning people to stay away from Mt. Iohyama. 

On May 1st, 2018 the volcanic eruption warning has been lowered from level 3 to 2 on a scale of 5 by the Japan Meteorological Agency.

Large flying rocks are expected within 1km of the crater. 


Abbreviated Term

Levels and Keyword

Action to be taken by inhabitants

Eruption Warning

Level 5


Evacuate from the danger zone.

Eruption Warning

Level 4

Prepare to evacuate

Prepare to evacuate from alert areas. Let disabled persons evacuate.

Near-Crater Warning

Level 3

Do not approach the volcano

Stand by, paying attention to changes in volcanic activity. Let disabled persons prepare to evacuate in line with current volcanic activity.

Near-Crater Warning

Level 2

Do not approach the crater

No actions taken


Level 1


No actions taken


For inquiries in English, please contact: City of Kobayashi, Regional Revitalization Division

Address: 300 Hosono, Kobayashi-city, Miyazaki, Japan 886-8501

Phone (Domestic): 0984-23-1148

Fax: 0984-23-6650

Phone (Intl.): (+81) 984-23-1148

Email: k_sousei@city.kobayashi.lg.jp  

A speaker of English is generally available Monday-Friday from 9 A.M. ~ 4 P.M. Japan Standard Time. Please understand there may be times an English speaker is unavailable. 


Kobayashi City
Regional Revitalization Division
Address: 300 Hosono, Kobayashi City, Miyazaki, Japan 886-8501
Phone: 0984-23-1148   /   Fax: 0984-23-6650   /   Email: k_sousei@city.kobayashi.lg.jp