#Volcano

When typhoons soak Mount Fuji, its summit rises a few centimeters and its base sinks. Hokkaido University researchers found this in satellite-positioning data, and it changes how Japan reads the volcano's eruption warning signs.

Two Japanese volcanoes are on heightened alert at the same time. Sakurajima produced its first pyroclastic flow since 2018 on May 8, while Mount Meakan in Hokkaido recorded 254 volcanic quakes in 24 hours. Here's what tourists need to know about nearby destinations, alert levels, and trustworthy sources