09051301 - 10musume

September 5, 2013 (indicated by the code 090513 ). Studio: 10musume (owned by the Will Co. / DMM group).

: This refers to the specific series or "brand" associated with the content. 10musume 09051301

The numerical sequence "090513" typically denotes a release date of May 13, 2009. September 5, 2013 (indicated by the code 090513 )