From a5042629d7ea871dbe6ecd4b8c9c6467e453e3d3 Mon Sep 17 00:00:00 2001
From: notargs <notargs@popopo.co.jp>
Date: Thu, 26 Jun 2025 21:42:45 +0900
Subject: [PATCH] =?UTF-8?q?=E5=90=8D=E5=89=8D=E3=82=92=E6=8F=83=E3=81=88?=
 =?UTF-8?q?=E3=82=8B=E3=82=88=E3=81=86=E3=81=AB=E5=A4=89=E6=9B=B4?=
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---
 .../Components/Expression/MaterialValueBindingMerger.cs        | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Assets/VRM10/Runtime/Components/Expression/MaterialValueBindingMerger.cs b/Assets/VRM10/Runtime/Components/Expression/MaterialValueBindingMerger.cs
index d754cffe0..665b2b611 100644
--- a/Assets/VRM10/Runtime/Components/Expression/MaterialValueBindingMerger.cs
+++ b/Assets/VRM10/Runtime/Components/Expression/MaterialValueBindingMerger.cs
@@ -76,8 +76,9 @@ namespace UniVRM10
                         // 複製されたマテリアルはこのクラス内で破棄
                         if (sharedMaterial != material) _clonedMaterials.Add(material);
 
-                        // 複製前の名前を記録しておく
+                        // 複製前の名前に揃え、それを記録しておく
                         // なお、Vrm10Runtimeのインスタンスが作られるより先にユーザーによってMaterialが複製されるパターンは想定しない
+                        material.name = sharedMaterial.name;
                         materialNameMap.TryAdd(sharedMaterial.name, material);
                     }
                 }