diff --git a/Assets/VRM10/Runtime/IO/ExpressionExtensions.cs b/Assets/VRM10/Runtime/IO/ExpressionExtensions.cs
index e9cb156a2..efba8431b 100644
--- a/Assets/VRM10/Runtime/IO/ExpressionExtensions.cs
+++ b/Assets/VRM10/Runtime/IO/ExpressionExtensions.cs
@@ -50,13 +50,15 @@ namespace UniVRM10
             var binding = default(UniVRM10.MaterialUVBinding?);
             if (material != null)
             {
+                var (scale, offset) = UniGLTF.TextureTransform.VerticalFlipScaleOffset(new Vector2(bind.Scale[0], bind.Scale[1]), new Vector2(bind.Offset[0], bind.Offset[1]));
+
                 try
                 {
                     binding = new UniVRM10.MaterialUVBinding
                     {
                         MaterialName = material.name, // 名前で持つべき
-                        Scaling = new Vector2(bind.Scale[0], bind.Scale[1]),
-                        Offset = new Vector2(bind.Offset[0], bind.Offset[1]),
+                        Scaling = scale,
+                        Offset = offset,
                     };
                 }
                 catch (Exception)
diff --git a/Assets/VRM10/Runtime/IO/Vrm10Exporter.cs b/Assets/VRM10/Runtime/IO/Vrm10Exporter.cs
index 34e6ba50c..87b870501 100644
--- a/Assets/VRM10/Runtime/IO/Vrm10Exporter.cs
+++ b/Assets/VRM10/Runtime/IO/Vrm10Exporter.cs
@@ -550,11 +550,12 @@ namespace UniVRM10
 
         UniGLTF.Extensions.VRMC_vrm.TextureTransformBind ExportTextureTransformBinding(MaterialUVBinding binding, Func<string, int> getIndex)
         {
+            var (scale, offset) = TextureTransform.VerticalFlipScaleOffset(binding.Scaling, binding.Offset);
             return new UniGLTF.Extensions.VRMC_vrm.TextureTransformBind
             {
                 Material = getIndex(binding.MaterialName),
-                Offset = new float[] { binding.Offset.x, binding.Offset.y },
-                Scale = new float[] { binding.Scaling.x, binding.Scaling.y },
+                Offset = new float[] { offset.x, offset.y },
+                Scale = new float[] { scale.x, scale.y },
             };
         }