The resulting list of over 100 places — arranged below by island and, within that, by prefecture, in alphabetical order — isn’t a typical or comprehensive guide.

(Photo by Cloe Poisson/Special to the Court Wu-Murad, 60, of Storrs went missing on April 10, 2023, after setting out for an 11.2-mile hike on the Kumano Kodo Trail in a mountainous area of Japan.