Shikoku  search
BTAsia
 .Far East
 ..Japan
 ...Shikoku
NTEhime Japan
 Kagawa Japan
 Kochi Japan
 Kurosegawa Zone
 Tokushima Japan
 Tosa Bay
 Yoshino River
RTChichibu Belt
 Inland Sea
 Izumi Group
 Median Tectonic Line
 Sambagawa Belt
 Shimanto Belt
 Shimanto Group
SNSmallest of the 4 major Japanese islands. In S Japan.
Shikoku Basin  search
BTPacific Ocean
 .North Pacific
 ..Northwest Pacific
 ...Shikoku Basin
RTIzu-Bonin Arc
 Philippine Sea
 DSDP Site 442
 DSDP Site 443
 DSDP Site 444
SNUndersea feature between Shikoku on the NW and the Bonin and Volcano islands to the SE. This term has multiple hierarchies.