The event began with a powerful earthquake off the coast of Honshu, Japan’s main island, which initiated a series of large tsunami waves that … Earthquake in Japan (Noshiro, Japan) with a magnitude of 7.8. The tsunami penetrated inland as far as six kilometers in some areas of Japan.

The tsunami also reached … Japan Earthquake Report tsunami. Japan earthquake and tsunami, severe natural disaster that occurred in northeastern Japan on March 11, 2011, and killed at least 20,000 people. Search Results. What Is The Tsunami In Japan Called Search.