The Swiss have a very similar number of inbound tourists each year and much like Japan, the sources of Switzerland's tourists are nearby countries.

Most recent was the Hoei Eruption of 1707, when when Fuji was active for several weeks, spewing out an estimated 800 million cubic meters of ash.

We know from practical experience that swimming in Japan is not a particularly pleasant activity, due to the way that swimming pools are policed by imperious lifeguards.

Japan's established parties should be worried about mayor of Osaka Toru Hashimoto's popularity, especially after his earlier strident anti-nuclear stance. He is quite smart, although prone to some bizarre personal values.