diff --git a/packages/nitrogen/src/syntax/kotlin/KotlinCxxBridgedType.ts b/packages/nitrogen/src/syntax/kotlin/KotlinCxxBridgedType.ts
index ce7483e85..04bab48cd 100644
--- a/packages/nitrogen/src/syntax/kotlin/KotlinCxxBridgedType.ts
+++ b/packages/nitrogen/src/syntax/kotlin/KotlinCxxBridgedType.ts
@@ -664,7 +664,7 @@ export class KotlinCxxBridgedType implements BridgedType<'kotlin', 'c++'> {
       case 'function': {
         switch (language) {
           case 'c++':
-            return `${parameterName}->cthis()->toCpp()`
+            return `${parameterName}->cthis()->getFunction()`
           default:
             return parameterName
         }
diff --git a/packages/nitrogen/src/syntax/kotlin/KotlinFunction.ts b/packages/nitrogen/src/syntax/kotlin/KotlinFunction.ts
index 1c2fff81c..5f8221c8e 100644
--- a/packages/nitrogen/src/syntax/kotlin/KotlinFunction.ts
+++ b/packages/nitrogen/src/syntax/kotlin/KotlinFunction.ts
@@ -121,6 +121,11 @@ namespace ${cxxNamespace} {
       ${indent(callBody, '      ')}
     }
 
+  public:
+    inline const ${typename}& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "L${jniClassDescriptor};";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_double__.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_double__.hpp
index 0635dcb64..28f80b1d0 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_double__.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_double__.hpp
@@ -45,6 +45,11 @@ namespace margelo::nitro::image {
       }();
     }
 
+  public:
+    inline const std::function<std::shared_ptr<Promise<double>>()>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_std__shared_ptr_Promise_double__;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_double____.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_double____.hpp
index 3a98e3463..d11678955 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_double____.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_double____.hpp
@@ -56,6 +56,11 @@ namespace margelo::nitro::image {
       }();
     }
 
+  public:
+    inline const std::function<std::shared_ptr<Promise<std::shared_ptr<Promise<double>>>>()>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_std__shared_ptr_Promise_std__shared_ptr_Promise_double____;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_std__shared_ptr_ArrayBuffer_____.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_std__shared_ptr_ArrayBuffer_____.hpp
index 66c764ef4..5c277d66f 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_std__shared_ptr_ArrayBuffer_____.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__shared_ptr_Promise_std__shared_ptr_ArrayBuffer_____.hpp
@@ -59,6 +59,11 @@ namespace margelo::nitro::image {
       }();
     }
 
+  public:
+    inline const std::function<std::shared_ptr<Promise<std::shared_ptr<Promise<std::shared_ptr<ArrayBuffer>>>>>()>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_std__shared_ptr_Promise_std__shared_ptr_Promise_std__shared_ptr_ArrayBuffer_____;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__string__.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__string__.hpp
index d75fb1180..c0733ee45 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__string__.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_std__shared_ptr_Promise_std__string__.hpp
@@ -46,6 +46,11 @@ namespace margelo::nitro::image {
       }();
     }
 
+  public:
+    inline const std::function<std::shared_ptr<Promise<std::string>>()>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_std__shared_ptr_Promise_std__string__;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void.hpp
index ff66ac3fd..7ac92680a 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void.hpp
@@ -31,6 +31,11 @@ namespace margelo::nitro::image {
       _func();
     }
 
+  public:
+    inline const std::function<void()>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_void;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_double.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_double.hpp
index 6258b8cb9..3ca66114a 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_double.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_double.hpp
@@ -31,6 +31,11 @@ namespace margelo::nitro::image {
       _func(num);
     }
 
+  public:
+    inline const std::function<void(double /* num */)>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_void_double;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__optional_double_.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__optional_double_.hpp
index f974dc2d4..246efd45b 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__optional_double_.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__optional_double_.hpp
@@ -32,6 +32,11 @@ namespace margelo::nitro::image {
       _func(maybe != nullptr ? std::make_optional(maybe->value()) : std::nullopt);
     }
 
+  public:
+    inline const std::function<void(std::optional<double> /* maybe */)>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_void_std__optional_double_;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__string.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__string.hpp
index 3aa8af789..a8c5bf639 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__string.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__string.hpp
@@ -32,6 +32,11 @@ namespace margelo::nitro::image {
       _func(valueFromJs->toStdString());
     }
 
+  public:
+    inline const std::function<void(const std::string& /* valueFromJs */)>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_void_std__string;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__vector_Powertrain_.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__vector_Powertrain_.hpp
index 66f574887..2b0d39fd9 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__vector_Powertrain_.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JFunc_void_std__vector_Powertrain_.hpp
@@ -43,6 +43,11 @@ namespace margelo::nitro::image {
             }());
     }
 
+  public:
+    inline const std::function<void(const std::vector<Powertrain>& /* array */)>& getFunction() const {
+      return _func;
+    }
+
   public:
     static auto constexpr kJavaDescriptor = "Lcom/margelo/nitro/image/Func_void_std__vector_Powertrain_;";
     static void registerNatives() {
diff --git a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JJsStyleStruct.hpp b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JJsStyleStruct.hpp
index 2bf979407..778f04364 100644
--- a/packages/react-native-nitro-image/nitrogen/generated/android/c++/JJsStyleStruct.hpp
+++ b/packages/react-native-nitro-image/nitrogen/generated/android/c++/JJsStyleStruct.hpp
@@ -37,7 +37,7 @@ namespace margelo::nitro::image {
       jni::local_ref<JFunc_void_double::javaobject> onChanged = this->getFieldValue(fieldOnChanged);
       return JsStyleStruct(
         value,
-        onChanged->cthis()->toCpp()
+        onChanged->cthis()->getFunction()
       );
     }