diff --git a/cpp/include/YoloCore.h b/cpp/include/YoloCore.h
index 5f82593..3219cba 100644
--- a/cpp/include/YoloCore.h
+++ b/cpp/include/YoloCore.h
@@ -1,7 +1,7 @@
 #pragma once
 
 #include <opencv2/opencv.hpp>
-#include <onnxruntime_cxx_api.h>
+#include <onnxruntime_cxx_api.h>  
 #include <vector>
 #include <string>
 #include <memory>
@@ -42,7 +42,9 @@ public:
     std::vector<const char*> output_node_names;
 
 public:
-    YoloDetector(const char* model_path, int in_width, int in_height);
+    /**
+     * */
+    YoloDetector(const ORTCHAR_T* model_path, int in_width, int in_height);  
 
     std::vector<Detection> detect(
         unsigned char* image_bytes,
diff --git a/cpp/src/YoloCore.cpp b/cpp/src/YoloCore.cpp
index 34fd424..94937e6 100644
--- a/cpp/src/YoloCore.cpp
+++ b/cpp/src/YoloCore.cpp
@@ -88,7 +88,7 @@ std::vector<Detection> postprocess(Ort::Value& output_tensor, float scale, int p
 /**
  * @brief YoloDetector
  */
-YoloDetector::YoloDetector(const char* model_path, int in_width, int in_height)  
+YoloDetector::YoloDetector(const ORTCHAR_T* model_path, int in_width, int in_height)  
     : env(ORT_LOGGING_LEVEL_WARNING, "YOLOv8-ONNX-CPU"),  
     input_width(in_width),
     input_height(in_height)
diff --git a/cpp/src/YoloSdk_JNI.cpp b/cpp/src/YoloSdk_JNI.cpp
index 1bbfad9..f6c1a25 100644
--- a/cpp/src/YoloSdk_JNI.cpp
+++ b/cpp/src/YoloSdk_JNI.cpp
@@ -5,6 +5,27 @@
 #include <stdexcept>
 #include <iostream>
 
+ 
+#if defined(_WIN32)
+std::wstring jstringToWString(JNIEnv *env, jstring jStr) {
+    if (!jStr) return L"";
+    
+    const jchar *raw = env->GetStringChars(jStr, nullptr);
+    if (!raw) return L""; 
+
+     
+    jsize len = env->GetStringLength(jStr);
+
+     
+    std::wstring wStr(reinterpret_cast<const wchar_t*>(raw), len);
+    
+    env->ReleaseStringChars(jStr, raw);
+    
+    return wStr;
+}
+#endif
+
+ 
 void throwJavaException(JNIEnv *env, const char *message) {
     env->ThrowNew(env->FindClass("java/lang/RuntimeException"), message);
 }
@@ -17,25 +38,39 @@ void throwJavaException(JNIEnv *env, const char *message) {
 JNIEXPORT jlong JNICALL Java_com_bonus_sdk_YoloSdk_nativeInit  
   (JNIEnv *env, jobject thiz, jstring modelPath, jint inputWidth, jint inputHeight) {
     
-     
-    const char* c_model_path = env->GetStringUTFChars(modelPath, nullptr);
-    if (c_model_path == nullptr) {
-        throwJavaException(env, "Failed to get model path from Java string.");
-        return 0;  
-    }
-    
     try {
-         
-        YoloDetector* detector = new YoloDetector(c_model_path, inputWidth, inputHeight);
-        
-         
-        env->ReleaseStringUTFChars(modelPath, c_model_path);
-        
+        YoloDetector* detector = nullptr;
+
+        #if defined(_WIN32)
+
+            std::wstring wpath = jstringToWString(env, modelPath);
+            if (wpath.empty() && env->ExceptionCheck() == JNI_FALSE) {
+                 throwJavaException(env, "Failed to convert model path to wstring.");
+                 return 0;
+            }
+            detector = new YoloDetector(wpath.c_str(), inputWidth, inputHeight);
+        #else
+
+            const char* c_model_path = env->GetStringUTFChars(modelPath, nullptr);
+            if (c_model_path == nullptr) {
+                throwJavaException(env, "Failed to get model path from Java string.");
+                return 0;  
+            }
+            
+             
+             
+            try {
+                detector = new YoloDetector(c_model_path, inputWidth, inputHeight);
+            } catch (const std::exception& e) {
+                env->ReleaseStringUTFChars(modelPath, c_model_path);  
+                throw;  
+            }
+            env->ReleaseStringUTFChars(modelPath, c_model_path);
+        #endif
+
         return reinterpret_cast<jlong>(detector);
+
     } catch (const std::exception& e) {
-         
-        env->ReleaseStringUTFChars(modelPath, c_model_path);
-        
         std::string errMsg = "Failed to initialize C++ YoloDetector: " + std::string(e.what()); 
         throwJavaException(env, errMsg.c_str());
         return 0;