When the last typhoon looked to hit Kumamoto, many tried to access the Kumamoto flood hazard map, only to find it offline due to heavy traffic. The site administrator has apologized and vowed to beef up its accessibility. In the meantime, it’s worth a look, if only to identify high ground near your domicile. This is particularly important if your family is dispersed during the day when a flood hits: prearranging a meeting location is important. - William