E-Resources
Printed Resources
The site is written entirely in Japanese, and has a list of all large and small islands that are part of Japan. Kumejima has the most information in the areas of jobs, events, relocation (including studying in Kumejima), and others.
http://www.pref.okinawa.jp/edu/bunkazai/bunkakesho/hogo/rekishi/rekishi-087.html
The site is written in English, and last updated in June 2014.
Part One: The History of Okinawa
Part Two: Life and Culture