• Japan’s earthquakes and tectonic setting

    Japan has more measurable earthquakes than any other country and has over 100 active volcanoes. These both result from Japan being wedged among four major tectonic plates. The tectonics are complicated, but in this animation, IRIS attempted to look at the basic…

  • Okinawa residents capture rare waterspout on camera

    During the afternoon hours of May 15, 2017, residents of Okinawa, Japan were surprised to see a funnel cloud looming just off the coast. The waterspout never touched ground and there are no reports of damage or injuries. The phenomenon was associated with a…

  • Asian Dust blankets Korean Peninsula and wide swath of Japan

    After engulfing a large part of northern China, including capital Beijing on Thursday, May 4, 2017, dust storm from Mongolia reached the Korean Peninsula and Japan over the weekend. In China, the storm reduced visibility to less than 1 km (0.62 miles) and forced…

  • Sakurajima rains ash on Kagoshima city, Japan

    Another powerful eruption took place at Japan's Mount Sakurajima at 18:20 UTC on May 1, 2017 (03:20 JST, May 2). The eruption ejected ash up to 4.9 km (16 000 feet) above sea level toward Kagoshima city where it caused significant ash fall. Sakurajima blew its…

  • Snow avalanche hits Nasu Onsen ski resort, Japan

    At least 8 high school students have died, more than 30 were injured and several are missing after a massive snow avalanche hit a ski slope in a popular Nasu Onsen ski resort in Tochigi Prefecture early Monday morning, March 27, 2017. A fire department official…

  • Rare November snow in Tokyo, the first since 1962

    Temperatures in central Tokyo have fallen to near zero °C recently, rare for this time of year, and the city today saw its first November snow in 54 years. According to the JMA, this is the first time the snow had fallen in central Tokyo since 1962 and the first…