Map of 57 Japonic Languages (image) Wiley Caption This is a map of 57 Japonic languages. The Japanese Islands comprise 6,852 islands of which 258 are inhabited. Scale bar: 1000 km. Credit Journal of Evolutionary Biology Usage Restrictions Credit, Journal of Evolutionary Biology Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.