XR は、VR (仮想現実)、AR (拡張現実)、MR (混合現実) アプリケーションを総称する包括的な用語です。
This section provides overviews for the VR, AR and MR SDKs supported by Unity. Each overview contains a quick start guide, and advice on troubleshooting and best practices. You’ll also find information on input and controller mappings, XR rendering and audio, and the Unity XR API.