The Great East Japan Earthquake shocked the
Okitsu community, and called into question its preare female, almost equal to the gender ratio of the
whole population. In addition, nearly 72% of the respondents are above the age of 60. Table 3 shows different response rates in the community. Omuro had
the lowest (30.2%), but the rates of the other two were
both near 50%(hereinafter, Okitsu DEC) in October 2005.