西せい南なん日本にほん外がい帯たい

noun

Southwest Japan Outer Zone

Geological term referring to the area of southwestern Japan south of the Median Tectonic Line. Used in earth science contexts.

See also: 西南日本

• 西せい南なん日本にほん外がい帯たいには、四し万まん十と帯たいと呼よばれる地ち質しつ帯たいが広ひろがっている。

  In the Southwest Japan Outer Zone, a geological belt called the Shimanto Belt extends widely.