: This likely refers to a specific DVD or digital media release. "Milky Cat" is a known series or label in the Japanese idol/gravure industry, and DMC-25 follows the standard catalog numbering format for these physical or digital media products.
Hikaru Aoyama has built a significant following due to her distinct "cat-like" features—fitting the "Milky Cat" branding—and her frequent collaborations with top Japanese photography labels. Her releases under catalog numbers like DMC-25 are sought after for their production quality and thematic styling. milky cat dmc 25 hikaru aoyama the one pinter 279 exclusive
: Digital backups of older releases that may no longer be in print. : This likely refers to a specific DVD