Indicates the volume or file number within that specific collection.

This represents the specific release or recording date: December 14, 2007.

While Oishi's time in the adult industry was brief—with some records suggesting she only filmed a limited number of works before retiring—she remains a figure of interest in archival media circles due to her background as an aspiring musician and office worker. Her work is often cataloged in databases such as Wikidata and various Japanese media archives. Ayaka Ōishi - Wikidata