diff --git a/j2k/src/org/jetbrains/kotlin/j2k/Converter.kt b/j2k/src/org/jetbrains/kotlin/j2k/Converter.kt
index a421c248719..b289b047db9 100644
--- a/j2k/src/org/jetbrains/kotlin/j2k/Converter.kt
+++ b/j2k/src/org/jetbrains/kotlin/j2k/Converter.kt
@@ -19,7 +19,6 @@ package org.jetbrains.kotlin.j2k
 import com.intellij.openapi.project.Project
 import com.intellij.psi.*
 import com.intellij.psi.CommonClassNames.*
-import com.intellij.psi.search.GlobalSearchScope
 import com.intellij.psi.util.InheritanceUtil
 import com.intellij.psi.util.PsiMethodUtil
 import com.intellij.psi.util.PsiTreeUtil
@@ -352,7 +351,10 @@ class Converter private constructor(
             if (propertyInfo.needExplicitGetter) {
                 if (getMethod != null) {
                     val method = convertMethod(getMethod, null, null, null, classKind)!!
-                    getter = PropertyAccessor(AccessorKind.GETTER, method.annotations, Modifiers.Empty, method.parameterList, method.body)
+                    if (method.modifiers.contains(Modifier.EXTERNAL))
+                        getter = PropertyAccessor(AccessorKind.GETTER, method.annotations, Modifiers(listOf(Modifier.EXTERNAL)).assignNoPrototype(), null, null)
+                    else
+                        getter = PropertyAccessor(AccessorKind.GETTER, method.annotations, Modifiers.Empty, method.parameterList, method.body)
                     getter.assignPrototype(getMethod, CommentsAndSpacesInheritance.NO_SPACES)
                 }
                 else if (propertyInfo.modifiers.contains(Modifier.OVERRIDE) && !(propertyInfo.superInfo?.isAbstract() ?: false)) {
@@ -374,18 +376,22 @@ class Converter private constructor(
             if (propertyInfo.needExplicitSetter) {
                 val accessorModifiers = Modifiers(propertyInfo.specialSetterAccess.singletonOrEmptyList()).assignNoPrototype()
                 if (setMethod != null && !propertyInfo.isSetMethodBodyFieldAccess) {
-                    val method = setMethod.let { convertMethod(it, null, null, null, classKind)!! }
-                    val convertedParameter = method.parameterList!!.parameters.single() as FunctionParameter
-                    val parameterAnnotations = convertedParameter.annotations
-                    val parameterList = if (method.body != null || !parameterAnnotations.isEmpty) {
-                        val parameter = FunctionParameter(convertedParameter.identifier, null, FunctionParameter.VarValModifier.None, parameterAnnotations, Modifiers.Empty)
-                                .assignPrototypesFrom(convertedParameter, CommentsAndSpacesInheritance.NO_SPACES)
-                        ParameterList.withNoPrototype(listOf(parameter))
-                    }
+                    val method = convertMethod(setMethod, null, null, null, classKind)!!
+                    if (method.modifiers.contains(Modifier.EXTERNAL))
+                        setter = PropertyAccessor(AccessorKind.SETTER, method.annotations, accessorModifiers.with(Modifier.EXTERNAL), null, null)
                     else {
-                        null
+                        val convertedParameter = method.parameterList!!.parameters.single() as FunctionParameter
+                        val parameterAnnotations = convertedParameter.annotations
+                        val parameterList = if (method.body != null || !parameterAnnotations.isEmpty) {
+                            val parameter = FunctionParameter(convertedParameter.identifier, null, FunctionParameter.VarValModifier.None, parameterAnnotations, Modifiers.Empty)
+                                    .assignPrototypesFrom(convertedParameter, CommentsAndSpacesInheritance.NO_SPACES)
+                            ParameterList.withNoPrototype(listOf(parameter))
+                        }
+                        else {
+                            null
+                        }
+                        setter = PropertyAccessor(AccessorKind.SETTER, method.annotations, accessorModifiers, parameterList, method.body)
                     }
-                    setter = PropertyAccessor(AccessorKind.SETTER, method.annotations, accessorModifiers, parameterList, method.body)
                     setter.assignPrototype(setMethod, CommentsAndSpacesInheritance.NO_SPACES)
                 }
                 else if (propertyInfo.modifiers.contains(Modifier.OVERRIDE) && !(propertyInfo.superInfo?.isAbstract() ?: false)) {
@@ -726,6 +732,9 @@ class Converter private constructor(
                 modifiers = modifiers.with(Modifier.OPEN)
             }
 
+            if (owner.hasModifierProperty(PsiModifier.NATIVE))
+                modifiers = modifiers.with(Modifier.EXTERNAL)
+
             modifiers = modifiers.adaptForContainingClassVisibility(owner.containingClass).adaptProtectedVisibility(owner)
         }
         else if (owner is PsiField) {
diff --git a/j2k/src/org/jetbrains/kotlin/j2k/ast/Modifier.kt b/j2k/src/org/jetbrains/kotlin/j2k/ast/Modifier.kt
index d6577b33272..0fad1c2639a 100644
--- a/j2k/src/org/jetbrains/kotlin/j2k/ast/Modifier.kt
+++ b/j2k/src/org/jetbrains/kotlin/j2k/ast/Modifier.kt
@@ -27,6 +27,7 @@ enum class Modifier(private val str: String) {
     ABSTRACT("abstract"),
     OPEN("open"),
     OVERRIDE("override"),
+    EXTERNAL("external"),
     INNER("inner");
 
     fun toKotlin(): String = str
diff --git a/j2k/src/org/jetbrains/kotlin/j2k/propertyDetection.kt b/j2k/src/org/jetbrains/kotlin/j2k/propertyDetection.kt
index 92e48ffe1f1..a72af8b4115 100644
--- a/j2k/src/org/jetbrains/kotlin/j2k/propertyDetection.kt
+++ b/j2k/src/org/jetbrains/kotlin/j2k/propertyDetection.kt
@@ -60,7 +60,12 @@ class PropertyInfo(
     //TODO: what if annotations are not empty?
     val needExplicitGetter: Boolean
         get() {
-            if (getMethod != null && getMethod.body != null && !isGetMethodBodyFieldAccess) return true
+            if (getMethod != null) {
+                if (getMethod.hasModifierProperty(PsiModifier.NATIVE))
+                    return true
+                if (getMethod.body != null && !isGetMethodBodyFieldAccess)
+                    return true
+            }
             return modifiers.contains(Modifier.OVERRIDE) && this.field == null && !modifiers.contains(Modifier.ABSTRACT)
         }
 
@@ -69,8 +74,13 @@ class PropertyInfo(
         get() {
             if (!isVar) return false
             if (specialSetterAccess != null) return true
-            if (setMethod != null && setMethod.body != null && !isSetMethodBodyFieldAccess) return true
-            return modifiers.contains(Modifier.OVERRIDE) && this.field == null && !modifiers.contains(Modifier.ABSTRACT)
+            if (setMethod != null) {
+                if (setMethod.hasModifierProperty(PsiModifier.NATIVE))
+                    return true
+                if (setMethod.body != null && !isSetMethodBodyFieldAccess)
+                    return true
+            }
+            return modifiers.contains(Modifier.EXTERNAL) || modifiers.contains(Modifier.OVERRIDE) && this.field == null && !modifiers.contains(Modifier.ABSTRACT)
         }
 
     companion object {
diff --git a/j2k/testData/fileOrElement/function/nativeMethods.java b/j2k/testData/fileOrElement/function/nativeMethods.java
new file mode 100644
index 00000000000..cbbe7bb009d
--- /dev/null
+++ b/j2k/testData/fileOrElement/function/nativeMethods.java
@@ -0,0 +1,6 @@
+public class Foo {
+    private native final void nativeMethod();
+
+    public native final int getBar();
+    public native final void setBar(int bar);
+}
\ No newline at end of file
diff --git a/j2k/testData/fileOrElement/function/nativeMethods.kt b/j2k/testData/fileOrElement/function/nativeMethods.kt
new file mode 100644
index 00000000000..7c98e8c8e56
--- /dev/null
+++ b/j2k/testData/fileOrElement/function/nativeMethods.kt
@@ -0,0 +1,8 @@
+// ERROR: Property must be initialized or be abstract
+class Foo {
+    private external fun nativeMethod()
+
+    var bar: Int
+        external get
+        external set
+}
\ No newline at end of file
diff --git a/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterForWebDemoTestGenerated.java b/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterForWebDemoTestGenerated.java
index 470f37734ac..d8643390d4e 100644
--- a/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterForWebDemoTestGenerated.java
+++ b/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterForWebDemoTestGenerated.java
@@ -2449,6 +2449,12 @@ public class JavaToKotlinConverterForWebDemoTestGenerated extends AbstractJavaTo
             doTest(fileName);
         }
 
+        @TestMetadata("nativeMethods.java")
+        public void testNativeMethods() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("j2k/testData/fileOrElement/function/nativeMethods.java");
+            doTest(fileName);
+        }
+
         @TestMetadata("open.java")
         public void testOpen() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("j2k/testData/fileOrElement/function/open.java");
diff --git a/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterSingleFileTestGenerated.java b/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterSingleFileTestGenerated.java
index 76ed24158c3..93a71395711 100644
--- a/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterSingleFileTestGenerated.java
+++ b/j2k/tests/org/jetbrains/kotlin/j2k/JavaToKotlinConverterSingleFileTestGenerated.java
@@ -2449,6 +2449,12 @@ public class JavaToKotlinConverterSingleFileTestGenerated extends AbstractJavaTo
             doTest(fileName);
         }
 
+        @TestMetadata("nativeMethods.java")
+        public void testNativeMethods() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("j2k/testData/fileOrElement/function/nativeMethods.java");
+            doTest(fileName);
+        }
+
         @TestMetadata("open.java")
         public void testOpen() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("j2k/testData/fileOrElement/function/open.java");