A quick update from an article in the October 1 Tokushima Newspaper:

In latest news on the use of starch from tainted rice in fried eggs in school lunches, the Tokushima Prefectural Board of Education stated on September 30 that schools from every local municipality in the prefecture except for the towns of Matsushige, Ishii and Kamiyama were affected. This brings the tally of affected municipalities to a total of 21, with 354,518 individual lunches at 200 schools having used the ingredient. However, no health risk has been identified.