article: Saikaidō Seamounts
links: Saikaidō Asuka period Kyushu-Palau Ridge Satsuma Province Hizen Province Shikoku Higo Province Bungo Channel Submarine volcano Buzen Province Japan Philippine Sea Kyūshū region Dormant volcano Chikuzen Province Ōsumi Province Kyushu Chikugo Province Bungo Province Active volcano List of volcanos Edo period Palau