diff --git a/android/app/src/main/cpp/app/organicmaps/UserMarkHelper.cpp b/android/app/src/main/cpp/app/organicmaps/UserMarkHelper.cpp
index 637352fd6..7a555d836 100644
--- a/android/app/src/main/cpp/app/organicmaps/UserMarkHelper.cpp
+++ b/android/app/src/main/cpp/app/organicmaps/UserMarkHelper.cpp
@@ -74,7 +74,7 @@ jobject CreateMapObject(JNIEnv * env, place_page::Info const & info, int mapObje
                           (jint)fID.m_index));
   jni::TScopedLocalRef jTitle(env, jni::ToJavaString(env, info.GetTitle()));
   jni::TScopedLocalRef jSecondaryTitle(env, jni::ToJavaString(env, info.GetSecondaryTitle()));
-  jni::TScopedLocalRef jSubtitle(env, jni::ToJavaString(env, info.GetSubtitle()));
+  jni::TScopedLocalRef jSubtitle(env, jni::ToJavaStringWithSupplementalCharsFix(env, info.GetSubtitle()));
   jni::TScopedLocalRef jAddress(env, jni::ToJavaString(env, info.GetSecondarySubtitle()));
   jni::TScopedLocalRef jApiId(env, jni::ToJavaString(env, parseApi ? info.GetApiUrl() : ""));
   jni::TScopedLocalRef jWikiDescription(env, jni::ToJavaString(env, info.GetWikiDescription()));
@@ -118,7 +118,7 @@ jobject CreateBookmark(JNIEnv *env, const place_page::Info &info,
                               (jlong)info.GetID().GetMwmVersion(), (jint)info.GetID().m_index));
   jni::TScopedLocalRef jTitle(env, jni::ToJavaString(env, info.GetTitle()));
   jni::TScopedLocalRef jSecondaryTitle(env, jni::ToJavaString(env, info.GetSecondaryTitle()));
-  jni::TScopedLocalRef jSubtitle(env, jni::ToJavaString(env, info.GetSubtitle()));
+  jni::TScopedLocalRef jSubtitle(env, jni::ToJavaStringWithSupplementalCharsFix(env, info.GetSubtitle()));
   jni::TScopedLocalRef jAddress(env, jni::ToJavaString(env, info.GetSecondarySubtitle()));
   jni::TScopedLocalRef jWikiDescription(env, jni::ToJavaString(env, info.GetWikiDescription()));
   jobject mapObject = env->NewObject(
diff --git a/android/app/src/main/cpp/app/organicmaps/core/jni_helper.cpp b/android/app/src/main/cpp/app/organicmaps/core/jni_helper.cpp
index 1329ab9ea..74d048e11 100644
--- a/android/app/src/main/cpp/app/organicmaps/core/jni_helper.cpp
+++ b/android/app/src/main/cpp/app/organicmaps/core/jni_helper.cpp
@@ -28,6 +28,21 @@ jclass g_elevationInfoClazz;
 
 extern "C"
 {
+int __system_property_get(char const * name, char * value);
+
+static bool IsAndroidLowerThan7()
+{
+  char value[92] = { 0 };
+  if (__system_property_get("ro.build.version.sdk", value) < 1)
+    return false;
+  const int apiLevel = atoi(value);
+  if (apiLevel > 0 && apiLevel < 24)
+    return true;
+  return false;
+}
+
+static bool const g_isAndroidLowerThan7 = IsAndroidLowerThan7();
+
 JNIEXPORT jint JNICALL
 JNI_OnLoad(JavaVM * jvm, void *)
 {
@@ -154,6 +169,24 @@ jstring ToJavaString(JNIEnv * env, char const * s)
   return env->NewStringUTF(s);
 }
 
+jstring ToJavaStringWithSupplementalCharsFix(JNIEnv * env, std::string const & s)
+{
+  // Android 5 and 6 do not support unicode characters greater than 0xFFFF encoded in UTF-8.
+  if (g_isAndroidLowerThan7)
+  {
+    // Detect 4-byte sequence start marker to avoid unnecessary allocation + copy.
+    for (const auto c : s)
+    {
+      if (0b11110000 == (c & 0b11111000))
+      {
+        const auto utf16 = strings::ToUtf16(s);
+        return env->NewString(reinterpret_cast<jchar const *>(utf16.data()), utf16.size());
+      }
+    }
+  }
+  return env->NewStringUTF(s.c_str());
+}
+
 jclass GetStringClass(JNIEnv * env)
 {
   return env->FindClass(GetStringClassName());
diff --git a/android/app/src/main/cpp/app/organicmaps/core/jni_helper.hpp b/android/app/src/main/cpp/app/organicmaps/core/jni_helper.hpp
index fd9465dc5..3753e7b08 100644
--- a/android/app/src/main/cpp/app/organicmaps/core/jni_helper.hpp
+++ b/android/app/src/main/cpp/app/organicmaps/core/jni_helper.hpp
@@ -55,6 +55,9 @@ inline jstring ToJavaString(JNIEnv * env, std::string_view sv)
   return ToJavaString(env, std::string(sv).c_str());
 }
 
+// Remove after dropping Android 5 and 6 support.
+jstring ToJavaStringWithSupplementalCharsFix(JNIEnv * env, std::string const & s);
+
 jclass GetStringClass(JNIEnv * env);
 char const * GetStringClassName();