prefectural public housing
Refers to rental housing built and managed by a prefectural government for low- and middle-income residents. Distinct from 市営住宅 (municipal housing) and 公営住宅 (public housing in general).
The eligibility requirements for prefectural housing are a bit more relaxed than for municipal housing.
She lives in prefectural public housing.
Compound of 県営 (prefectural management) + 住宅 (housing).