Storm-hunting planes chase atmospheric rivers through the sky from Japan to the US, revealing new insights into these ...

Japanese weather officials are forecasting extremely heavy rain with thunder in western and eastern parts of the country ...

Hongo is a Japan Real Time reporter for The Wall Street Jounal. He writes broadly about Japan on a variety of topics. Follow him on Twitter @junhongowsj ...

About 20 percent of Japan’s population resides in areas that are at risk of flooding when heavy rain causes rivers to overflow, according to a recent Asahi Shimbun analysis. The number has ...

This is the fourth time in the last 160 years such a “spectacular” event has occurred, officials said. It is expected to ...