Update USAGE_GUIDE.md

Author: ImLevath

USAGE_GUIDE.md

@@ -1,8 +1,5 @@
 # Usage Guide: VRM Viseme and BlendShape Scripts
 
-This page explains how to use the scripts provided in this repository for VRM avatar viseme setup and BlendShape management in Unity.  
-**Note:** The `RenameJapaneseBlendshapes` script is excluded due to compatibility issues with Unity.
-
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 ## Prerequisites
@@ -75,4 +72,4 @@ Lists all blendshapes present on the selected SkinnedMeshRenderer in your scene,
 - [UniVRM Documentation](https://vrm.dev/en/)
 - [VSeeFace Setup Guide](https://www.vseeface.icu/)
 
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