The collapse of a colossal language school
Trouble has been brewing for a while. It's hard to designate any one point in time as being the beginning of the end. For that matter the first day of Nova operations could have been the beginning of the end much in the same way that a person is born only to follow a path leading inexorably toward death
The costs of setting yourself up as a teacher
I assume anyone interested in Japan would be so for the money. Unless you are a real Japanophile, the country lacks the beauty, fun and adventure of Thailand so there would be little reason to uproot from Thailand to Japan if it were not monetary.