There is not a way to specify a raw scan when creating a remote scanner via HBase REST API. The backing server implementation does not carry arguments that toggle raw scans, but it could be added as a new feature. Please file a feature request over https://issues.apache.org/jira/browse/HBASE for this. The existing service-end implementation that builds the scanner on the REST server is at (upstream) https://github.com/apache/hbase/blob/master/hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/ScannerResultGenerator.java#L74-L105 ... View more