Topic summary
Boso triple junction
The Boso triple junction (also known as off-Boso triple junction) is a triple junction off the coast of Japan; it is one of two known examples of a trench-trench-trench triple junction on the Earth (the other being the Banda Sea triple junction). It is the meeting point of the North American plate (represented by the Okhotsk plate) to the north, the Pacific plate to the east and the Philippine Sea plate to the south.