Key characteristics and fixes associated with this and adjacent early versions (v1.0.2 to v1.0.3) include:
For the most up-to-date features and patch history, you can check the ASTLIBRA SteamDB Patch Notes or the official Steam News hub. 4 or updates? Download ASTLIBRA Revision v1.0.2.2
ASTLIBRA ～生きた証～ Revision Update V1.0.6 - Patch Notes Key characteristics and fixes associated with this and
Improved frame rate stability in certain high-density particle areas. Download ASTLIBRA Revision v1.0.2.2
If you are looking for a "PROPER" download tag often seen on Skidrow & Reloaded or similar sites, it typically indicates a re-release of a previous download that fixes a technical flaw in the original scene upload, such as a missing file or a broken crack.