regional revitalization cooperation team
A specific Japanese government program that sends people to rural areas to help with local revitalization projects.
See also: 地域おこし
He moved to the island as a member of the regional revitalization cooperation team.
Refers to the general concept of regional revitalization, while 地域おこし協力隊 is the specific program or its members.
Compound of 地域 (region), おこし (revitalization, from 起こす), and 協力隊 (cooperation team).