Kawazu Onsen-go

A fishing port on a cape of the Izu Peninsula's east coast, where saline cliffside baths look out over the Pacific. Famous for branded kinmedai snapper and the Hina no Tsurushi-kazari hanging-doll festival, one of Japan's three great tsurushi displays.

Port town at the southern tip of the Izu Peninsula, famous as the site of Commodore Perry's 1854 landing. Sulfate springs and Pacific-coast ryokan with views of the Izu islands.

A planned highland resort above Itō on the eastern Izu Peninsula, laid out in the 1960s on lava from Mt. Ōmuro, with mild simple-thermal springs, sea-view open-air baths, pensions and small art museums, the Jōgasaki Coast, and a cherry-blossom avenue.

1200-year-old onsen at the head of the Katsura River in central Izu. Bamboo grove, red bridges, the historic Shuzenji temple complex.