Hotels and ryokan, Japanese-style inns, in coastal areas in central and western Japan, have been hit by hundreds of cancellations following the weather agency’s advisory over a potential megaquake issued at the peak of the summer holiday season. Sansuien, a ryokan in Kochi Prefecture, western Japan, reported that bookings for around 450 guests were canceled on Friday, just one day after the Japan Meteorological Agency issued an advisory, the first of its kind, on an elevated risk of a powerful earthquake in the Nankai Trough, which runs along the Pacific coast Most of those who canceled their …