diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index 17db47225..45b80430b 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -699,6 +699,11 @@ var (
 
 		// for api_fingerprint.txt generation
 		"api_fingerprint",
+
+		// allowlisting for kotlinx_coroutines
+		"kotlinx_coroutines",
+		"annotations",
+		"kotlinx-coroutines-android-annotation-stubs",
 	}
 
 	Bp2buildModuleTypeAlwaysConvertList = []string{
diff --git a/bp2build/aar_conversion_test.go b/bp2build/aar_conversion_test.go
index 0cda5dd26..6020ee599 100644
--- a/bp2build/aar_conversion_test.go
+++ b/bp2build/aar_conversion_test.go
@@ -171,3 +171,39 @@ android_library {
 			MakeNeverlinkDuplicateTarget("android_library", "TestLib"),
 		}})
 }
+
+func TestConvertAndroidLibraryKotlinCflags(t *testing.T) {
+	t.Helper()
+	RunBp2BuildTestCase(t, func(ctx android.RegistrationContext) {}, Bp2buildTestCase{
+		Description:                "Android Library with .kt srcs and kotlincflags ",
+		ModuleTypeUnderTest:        "android_library",
+		ModuleTypeUnderTestFactory: java.AndroidLibraryFactory,
+		Filesystem: map[string]string{
+			"AndroidManifest.xml": "",
+		},
+		Blueprint: `
+android_library {
+        name: "TestLib",
+        srcs: ["a.java", "b.kt"],
+        kotlincflags: ["-flag1", "-flag2"],
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget(
+				"android_library",
+				"TestLib",
+				AttrNameToString{
+					"srcs": `[
+        "a.java",
+        "b.kt",
+    ]`,
+					"kotlincflags": `[
+        "-flag1",
+        "-flag2",
+    ]`,
+					"manifest":       `"AndroidManifest.xml"`,
+					"resource_files": `[]`,
+				}),
+			MakeNeverlinkDuplicateTarget("android_library", "TestLib"),
+		}})
+}
diff --git a/bp2build/android_app_conversion_test.go b/bp2build/android_app_conversion_test.go
index 4d18f83de..03b3d2b6c 100644
--- a/bp2build/android_app_conversion_test.go
+++ b/bp2build/android_app_conversion_test.go
@@ -306,3 +306,41 @@ java_library{
 			}),
 		}})
 }
+
+func TestAndroidAppKotlinCflags(t *testing.T) {
+	runAndroidAppTestCase(t, Bp2buildTestCase{
+		Description:                "Android app with kotlincflags",
+		ModuleTypeUnderTest:        "android_app",
+		ModuleTypeUnderTestFactory: java.AndroidAppFactory,
+		Filesystem: map[string]string{
+			"res/res.png": "",
+		},
+		Blueprint: simpleModuleDoNotConvertBp2build("filegroup", "foocert") + `
+android_app {
+        name: "foo",
+        srcs: ["a.java", "b.kt"],
+        certificate: ":foocert",
+        manifest: "fooManifest.xml",
+        kotlincflags: ["-flag1", "-flag2"],
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("android_library", "foo_kt", AttrNameToString{
+				"srcs": `[
+        "a.java",
+        "b.kt",
+    ]`,
+				"manifest":       `"fooManifest.xml"`,
+				"resource_files": `["res/res.png"]`,
+				"kotlincflags": `[
+        "-flag1",
+        "-flag2",
+    ]`,
+			}),
+			MakeBazelTarget("android_binary", "foo", AttrNameToString{
+				"deps":        `[":foo_kt"]`,
+				"certificate": `":foocert"`,
+				"manifest":    `"fooManifest.xml"`,
+			}),
+		}})
+}
diff --git a/bp2build/java_binary_host_conversion_test.go b/bp2build/java_binary_host_conversion_test.go
index 6f17e346f..278a9bf1b 100644
--- a/bp2build/java_binary_host_conversion_test.go
+++ b/bp2build/java_binary_host_conversion_test.go
@@ -284,3 +284,38 @@ func TestJavaBinaryHostKotlinWithResources(t *testing.T) {
 		},
 	})
 }
+
+func TestJavaBinaryHostKotlinCflags(t *testing.T) {
+	runJavaBinaryHostTestCase(t, Bp2buildTestCase{
+		Description: "java_binary_host with kotlincflags",
+		Filesystem:  testFs,
+		Blueprint: `java_binary_host {
+    name: "java-binary-host",
+    manifest: "test.mf",
+    srcs: ["a.kt"],
+    kotlincflags: ["-flag1", "-flag2"],
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("kt_jvm_library", "java-binary-host_kt", AttrNameToString{
+				"srcs": `["a.kt"]`,
+				"kotlincflags": `[
+        "-flag1",
+        "-flag2",
+    ]`,
+				"target_compatible_with": `select({
+        "//build/bazel/platforms/os:android": ["@platforms//:incompatible"],
+        "//conditions:default": [],
+    })`,
+			}),
+			MakeBazelTarget("java_binary", "java-binary-host", AttrNameToString{
+				"main_class":   `"com.android.test.MainClass"`,
+				"runtime_deps": `[":java-binary-host_kt"]`,
+				"target_compatible_with": `select({
+        "//build/bazel/platforms/os:android": ["@platforms//:incompatible"],
+        "//conditions:default": [],
+    })`,
+			}),
+		},
+	})
+}
diff --git a/bp2build/java_library_conversion_test.go b/bp2build/java_library_conversion_test.go
index f1d6398e0..e3c485766 100644
--- a/bp2build/java_library_conversion_test.go
+++ b/bp2build/java_library_conversion_test.go
@@ -673,7 +673,7 @@ android_library {
 
 func TestJavaLibraryKotlinSrcs(t *testing.T) {
 	runJavaLibraryTestCase(t, Bp2buildTestCase{
-		Description: "java_library with kotlin  srcs",
+		Description: "java_library with kotlin srcs",
 		Blueprint: `java_library {
     name: "java-lib-1",
     srcs: ["a.java", "b.java", "c.kt"],
@@ -693,9 +693,32 @@ func TestJavaLibraryKotlinSrcs(t *testing.T) {
 	})
 }
 
+func TestJavaLibraryKotlincflags(t *testing.T) {
+	runJavaLibraryTestCase(t, Bp2buildTestCase{
+		Description: "java_library with kotlincfalgs",
+		Blueprint: `java_library {
+    name: "java-lib-1",
+    srcs: [ "a.kt"],
+    kotlincflags: ["-flag1", "-flag2"],
+    bazel_module: { bp2build_available: true },
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("kt_jvm_library", "java-lib-1", AttrNameToString{
+				"srcs": `["a.kt"]`,
+				"kotlincflags": `[
+        "-flag1",
+        "-flag2",
+    ]`,
+			}),
+			MakeNeverlinkDuplicateTarget("kt_jvm_library", "java-lib-1"),
+		},
+	})
+}
+
 func TestJavaLibraryKotlinCommonSrcs(t *testing.T) {
 	runJavaLibraryTestCase(t, Bp2buildTestCase{
-		Description: "java_library with kotlin  common_srcs",
+		Description: "java_library with kotlin common_srcs",
 		Blueprint: `java_library {
     name: "java-lib-1",
     srcs: ["a.java", "b.java"],
diff --git a/java/java.go b/java/java.go
index e8f78ba4a..15ee4a995 100644
--- a/java/java.go
+++ b/java/java.go
@@ -2787,11 +2787,12 @@ func (m *Library) convertLibraryAttrsBp2Build(ctx android.TopDownMutatorContext)
 	depLabels.StaticDeps = bazel.MakeLabelListAttribute(staticDeps)
 
 	hasKotlin := !kotlinSrcs.IsEmpty()
+	commonAttrs.kotlinAttributes = &kotlinAttributes{
+		Kotlincflags: &m.properties.Kotlincflags,
+	}
 	if len(m.properties.Common_srcs) != 0 {
 		hasKotlin = true
-		commonAttrs.kotlinAttributes = &kotlinAttributes{
-			bazel.MakeLabelListAttribute(android.BazelLabelForModuleSrc(ctx, m.properties.Common_srcs)),
-		}
+		commonAttrs.kotlinAttributes.Common_srcs = bazel.MakeLabelListAttribute(android.BazelLabelForModuleSrc(ctx, m.properties.Common_srcs))
 	}
 
 	bp2BuildInfo := &bp2BuildJavaInfo{
@@ -2810,7 +2811,8 @@ type javaLibraryAttributes struct {
 }
 
 type kotlinAttributes struct {
-	Common_srcs bazel.LabelListAttribute
+	Common_srcs  bazel.LabelListAttribute
+	Kotlincflags *[]string
 }
 
 func javaLibraryBp2Build(ctx android.TopDownMutatorContext, m *Library) {