Japan is crisscrossed with 111 active volcanoes. The Japan Meteorological Agency (JMA) is responsible for monitoring volcanic activity and providing related disaster preparedness information.

Sakurajima volcano erupted, sending an ash cloud 1,100 meters into the sky in Japan. Officials said the explosive eruption ...

The Sakurajima Volcano erupted and spewed lava in Japan. Dramatic footage shows the volcano releasing a towering plume of ash ...

It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...