For enthusiasts and collectors, a code like SONE-174 is more useful than a title. Because Japanese titles can be long and difficult to translate accurately, the alphanumeric code acts as a "Universal Product Code" (UPC). It allows users to:

Ensure the release date and cast match the official studio records.

Follow specific performers or directors who work under the SONE label. The Rise of Digital Archiving

The SONE label is frequently associated with high-definition digital releases that focus on specific themes, often featuring popular "idols" or "talents" within the industry. Why Content IDs Matter