The NBDC-DDBJ Imputation Server system has been developed by Genome Analytics Japan Inc.
"The NBDC-DDBJ imputation server system has been developed as a Japanese version of the NBDC-DDBJ imputation server, which is easy for Japanese researchers to use. The system is currently available in the Personal Genome Analysis division of the NIG supercomputer system." (from the NBDC-DDBJ Imputation Server (beta) page)