diff --git a/CHANGELOG-PRERELEASE.md b/CHANGELOG-PRERELEASE.md
index 245b909d..d2d6c784 100644
--- a/CHANGELOG-PRERELEASE.md
+++ b/CHANGELOG-PRERELEASE.md
@@ -16,6 +16,8 @@ The format is based on [Keep a Changelog].
 ### Removed
 
 ### Fixed
+- Animation bindings for BoxCollider generated by VRCStation will be removed `#1331`
+  - This might break the GogoLoco or other flying avatar that supports Quest / Android.
 
 ### Security
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5faf85c8..db9f5efe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -131,6 +131,8 @@ The format is based on [Keep a Changelog].
 - Fix non-VRChat project support `#1310`
 - 'shader' doesn't have a float or range property 'prop' error `#1312`
 - Error if all components are on inactive GameObject `#1318`
+- Animation bindings for BoxCollider generated by VRCStation will be removed `#1331`
+  - This might break the GogoLoco or other flying avatar that supports Quest / Android.
 
 ### Security
 
diff --git a/Editor/ObjectMapping/AnimationObjectMapper.cs b/Editor/ObjectMapping/AnimationObjectMapper.cs
index 763b0ca3..ba501703 100644
--- a/Editor/ObjectMapping/AnimationObjectMapper.cs
+++ b/Editor/ObjectMapping/AnimationObjectMapper.cs
@@ -186,7 +186,26 @@ public MappedGameObjectInfo(ObjectMapping objectMapping, string? newPath, Before
 
                 var component = EditorUtility.InstanceIDToObject(instanceId);
                 if (!component)
+                {
+#if AAO_VRCSDK3_AVATARS
+                    // See https://github.com/anatawa12/AvatarOptimizer/issues/1330
+                    // Some flying avatar gimmicks use VRCStation to make the Collider for flying.
+                    // (Box Collider is not whitelisted for quest avatars)
+                    // Therefore, we need to keep animation bindings for BoxCollider (and Collider) if 
+                    // the GameObject has VRCStation component.
+                    if (type == typeof(BoxCollider) || type == typeof(Collider))
+                    {
+                        var (stationInstanceId, _) = gameObjectInfo.GetComponentByType(typeof(VRC.SDK3.Avatars.Components.VRCStation));
+                        if (EditorUtility.InstanceIDToObject(stationInstanceId) != null)
+                        {
+                            goto componentLive;
+                        }
+                    }
+#endif
+
                     return Array.Empty<(string path, Type type, string propertyName)>(); // this means removed
+                }
+                componentLive:;
 
                 if (gameObjectInfo.NewPath == null) return Array.Empty<(string path, Type type, string propertyName)>();
                 if (path == gameObjectInfo.NewPath) return null;