The phrase refers to a specific English-localized release of a niche Japanese indie title. Within the doujin (independent) gaming and audio community, "RJ" codes are unique identifiers used by the platform DLsite to catalog specific works.
Note: If you are looking for a specific download link or technical support for the v108 patch, please ensure you own the game and check the developer's official circle page or distributor site.
Which or puzzle are you currently in? (e.g., the Jungle of Inverted Dreams?)
Core Components (technical + creative)