Getaways with couples in Japan

Fuji Five Lakes, Yamanashi

An upscale lakeside resort near Mt. Fuji with 16 cabins, domes and villas, each holding a private natural hot spring bath and sauna.

Yakushima, Kagoshima

Whole-cabin stays with ocean-view barrel saunas near Kusugawa, Yakushima, a 9-minute drive from the airport.