The southwestern border of the plate is called the Itoigawa-Shizuoka Tectonic Line, and is a region of faulting that traverses the width of central Honshu, but it has not generated any large earthquakes in the last 950 years.
The southwestern border of the plate is called the Itoigawa-Shizuoka Tectonic Line. The southwestern border of the plate is a region of faulting that traverses the width of central Honshu. It has not generated any large earthquakes in the last 950 years.