diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index 66c6917f..a8c09b4e 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -83335,7 +83335,7 @@ Address,Quality,Size,Name
 0x0000007100f9ff60,O,000344,_ZN4ksys4phys14RigidBodyParam5parseERKN3agl3utl16ResParameterListEPN4sead4HeapE
 0x0000007100fa00b8,O,003684,_ZNK4ksys4phys14RigidBodyParam15createRigidBodyEPNS0_18SystemGroupHandlerEPN4sead4HeapENS1_29CreateFixedBoxWithNoCollisionE
 0x0000007100fa0f1c,O,000308,_ZNK4ksys4phys14RigidBodyParam17makeInstanceParamEPNS0_22RigidBodyInstanceParamE
-0x0000007100fa1050,U,000296,ksys::phys::RigidBodyParam::createEntityShape
+0x0000007100fa1050,O,000296,_ZNK4ksys4phys14RigidBodyParam21createEntityShapeBodyEPNS0_9RigidBodyEPNS0_18SystemGroupHandlerEPN4sead4HeapE
 0x0000007100fa1178,O,000028,_ZNK4ksys4phys14RigidBodyParam15getContactLayerEv
 0x0000007100fa1194,O,000028,_ZNK4ksys4phys14RigidBodyParam12getGroundHitEv
 0x0000007100fa11b0,O,000008,_ZNK4ksys4phys14RigidBodyParam13getMotionTypeEv
diff --git a/src/KingSystem/Physics/RigidBody/physRigidBodyParam.cpp b/src/KingSystem/Physics/RigidBody/physRigidBodyParam.cpp
index 0ae79515..9339f5d7 100644
--- a/src/KingSystem/Physics/RigidBody/physRigidBodyParam.cpp
+++ b/src/KingSystem/Physics/RigidBody/physRigidBodyParam.cpp
@@ -302,6 +302,28 @@ RigidBodyParam::createRigidBody(SystemGroupHandler* group_handler, sead::Heap* h
     return list_body;
 }
 
+RigidBody* RigidBodyParam::createEntityShapeBody(RigidBody* linked_body,
+                                                 SystemGroupHandler* group_handler,
+                                                 sead::Heap* heap) const {
+    auto* linked_shape_body = sead::DynamicCast<RigidBodyFromShape>(linked_body);
+    if (!linked_shape_body)
+        return nullptr;
+
+    auto* body = RigidBodyFromShape::createEntityShapeBody(*info.rigid_body_name, getContactLayer(),
+                                                           linked_shape_body, heap, group_handler);
+    if (!body)
+        return nullptr;
+
+    body->setUpdateRequestedFlag();
+    body->setMaxLinearVelocity(*info.max_linear_velocity);
+    body->setMaxAngularVelocity(*info.max_angular_velocity_rad);
+    body->setCenterOfMassInLocal(*info.center_of_mass);
+    body->updateCollidableQualityType(*info.toi);
+    body->processUpdateRequests();
+
+    return body;
+}
+
 ContactLayer RigidBodyParam::getContactLayer() const {
     return contactLayerFromText(*info.layer);
 }
diff --git a/src/KingSystem/Physics/RigidBody/physRigidBodyParam.h b/src/KingSystem/Physics/RigidBody/physRigidBodyParam.h
index a1d893ad..b367c1bf 100644
--- a/src/KingSystem/Physics/RigidBody/physRigidBodyParam.h
+++ b/src/KingSystem/Physics/RigidBody/physRigidBodyParam.h
@@ -168,8 +168,9 @@ struct RigidBodyParam : agl::utl::ParameterList {
         SystemGroupHandler* group_handler, sead::Heap* heap,
         CreateFixedBoxWithNoCollision no_collision = CreateFixedBoxWithNoCollision::No) const;
 
-    // TODO: types and names
-    void* createEntityShape(void* x, void* y, sead::Heap* heap);
+    /// @param linked_body Must be a RigidBodyFromShape.
+    RigidBody* createEntityShapeBody(RigidBody* linked_body, SystemGroupHandler* group_handler,
+                                     sead::Heap* heap) const;
 
     ContactLayer getContactLayer() const;
     GroundHit getGroundHit() const;