diff --git a/bin/lang/LangList.txt b/bin/lang/LangList.txt
new file mode 100644
index 0000000..a6081c7
--- /dev/null
+++ b/bin/lang/LangList.txt
@@ -0,0 +1,3 @@
+;LangName	LangID	SubLangID	FileName
+English(US)	0x09	0x01	english.json
+日本語	0x11	0x01	japanese.json
diff --git a/bin/lang/ja.json b/bin/lang/ja.json
new file mode 100644
index 0000000..e4b7a2a
--- /dev/null
+++ b/bin/lang/ja.json
@@ -0,0 +1,33 @@
+{
+"IDC_STATIC_IO_SETTING":"入出力設定",
+"IDC_STATIC_INPUT_PATH":"入力パス\r\n(フォルダでもOK)",
+"IDC_BUTTON_INPUT_REF":"参照",
+"IDC_STATIC_OUTPUT_PATH":"出力パス",
+"IDC_STATIC_TANS_EXT_LIST":"フォルダ内の変換する拡張子",
+"IDC_STATIC_OUTPUT_EXT":"出力拡張子",
+"IDC_STATIC_OUTPUT_QUALITY":"出力画質設定(1～100)",
+"IDC_STATIC_QUALITY_PROCESS_SETTING":"画質・処理設定",
+"IDC_STATIC_TRANS_MODE":"変換モード",
+"IDC_RADIO_MODE_NOISE_SCALE":"ノイズ除去と拡大",
+"IDC_RADIO_MODE_SCALE":"拡大",
+"IDC_RADIO_MODE_NOISE":"ノイズ除去",
+"IDC_RADIO_AUTO_SCALE":"ノイズ除去(自動判別)と拡大",
+"IDC_STATIC_JPEG_NOISE_LEVEL":"JPEGノイズ除去レベル",
+"IDC_RADIONOISE_LEVEL1":"レベル1",
+"IDC_RADIONOISE_LEVEL2":"レベル2",
+"IDC_STATIC_SCALE_RATE":"拡大率",
+"IDC_STATIC_MODEL":"モデル",
+"IDC_RADIO_MODEL_RGB":"2次元イラスト (RGBモデル)",
+"IDC_RADIO_MODEL_PHOTO":"写真・アニメ (Photoモデル)",
+"IDC_RADIO_MODEL_Y":"2次元イラスト2 (Yモデル)",
+"IDC_CHECK_TTA":"TTAモードを使う",
+"IDC_STATIC_PROCESS_SPEED_SETTING":"処理速度設定",
+"IDC_STATIC_PROCESSOR":"プロセッサー",
+"IDC_RADIO_MODE_GPU":"CUDA(使えたらcuDNN)",
+"IDC_RADIO_MODE_CPU":"CPU",
+"IDC_STATIC_CROP_SIZE":"分割サイズ",
+"IDC_BUTTON_CHECK_CUDNN":"cuDNNチェック",
+"IDC_BUTTON_CANCEL":"キャンセル",
+"IDC_BUTTON_EXEC":"実行"
+"IDC_STATIC_LANG_UI":"UIの言語"
+}
diff --git a/waifu2x-caffe-gui/Resource.rc b/waifu2x-caffe-gui/Resource.rc
index 9602db4..26660dc 100644
Binary files a/waifu2x-caffe-gui/Resource.rc and b/waifu2x-caffe-gui/Resource.rc differ
diff --git a/waifu2x-caffe-gui/Source.cpp b/waifu2x-caffe-gui/Source.cpp
index b345ff3..feeab2f 100644
--- a/waifu2x-caffe-gui/Source.cpp
+++ b/waifu2x-caffe-gui/Source.cpp
@@ -15,6 +15,7 @@
 #include <boost/tokenizer.hpp>
 #include <boost/foreach.hpp>
 #include <boost/math/common_factor_rt.hpp>
+#include <boost/lexical_cast.hpp>
 #include <opencv2/opencv.hpp>
 #include <cblas.h>
 #include <dlgs.h>
@@ -38,6 +39,7 @@ const std::pair<int, int> DefaultCommonDivisorRange = {90, 140};
 
 const TCHAR * const CropSizeListName = TEXT("crop_size_list.txt");
 const TCHAR * const SettingFileName = TEXT("setting.ini");
+const TCHAR * const LangListFileName = TEXT("lang/LangList.txt");
 
 
 #ifdef UNICODE
@@ -114,6 +116,160 @@ std::vector<int> CommonDivisorList(const int N)
 	return list;
 }
 
+class LangStringList
+{
+public:
+	struct stLangSetting
+	{
+		std::wstring LangName;
+		WORD LangID;
+		WORD SubLangID;
+		std::wstring FileName;
+
+		stLangSetting() : LangID(0), SubLangID(0)
+		{}
+	};
+
+private:
+	tstring LangBaseDir;
+	std::vector<stLangSetting> LangList;
+	stLangSetting NowLang;
+	LANGID NowLangID = GetUserDefaultUILanguage();
+
+private:
+	static std::wstring Utf8ToUtf16(const char *src, int src_size = -1)
+	{
+		int ret;
+
+		ret = MultiByteToWideChar(CP_UTF8, 0, src, src_size, NULL, 0);
+		if (ret == 0)
+			return std::wstring();
+
+		std::vector<wchar_t> buf(ret);
+
+		ret = MultiByteToWideChar(CP_UTF8, 0, src, src_size, buf.data(), ret);
+		if (ret == 0)
+			return std::wstring();
+
+		if (buf.back() != L'\0')
+			buf.push_back(L'\0');
+
+		return std::wstring(buf.data());
+	}
+
+	static int getNum(const std::string &str)
+	{
+		if (str.length() >= 3 && str.substr(0, 2) == "0x")
+			return strtol(str.c_str(), NULL, 16);
+		else
+			return strtol(str.c_str(), NULL, 10);
+	}
+
+	const stLangSetting& GetLang(const LANGID id) const
+	{
+		const auto Primarylang = PRIMARYLANGID(id);
+		const auto Sublang = SUBLANGID(id);
+
+		int FindPrimary = -1;
+		int FindSub = -1;
+
+		for (size_t i = 0; i < LangList.size(); i++)
+		{
+			const auto &l = LangList[i];
+
+			if (Primarylang == l.LangID)
+			{
+				FindPrimary = (int)i;
+				if (Primarylang == l.SubLangID)
+				{
+					FindSub = (int)i;
+					break;
+				}
+			}
+		}
+
+		if (FindPrimary >= 0 && FindSub >= 0) // ���݂̌���Ƀs�b�^��������‚����‚�����
+			return LangList[FindSub];
+		else if (FindPrimary >= 0) // ���݂̌���ɑ�������̂����‚�����
+			return LangList[FindPrimary];
+
+		// ���‚���Ȃ����������ԍŏ��ɏ�����Ă����‚ɂ���
+		if (LangList.size() > 0)
+			return LangList[0];
+
+		return stLangSetting();
+	}
+
+	void ReadLangFile(const stLangSetting &lang)
+	{
+	}
+
+public:
+	void SetLangBaseDir(const tstring &LangBaseDir)
+	{
+		this->LangBaseDir = LangBaseDir;
+	}
+
+	bool ReadLangList(const tstring &LangListPath)
+	{
+		std::ifstream ifs(LangListPath);
+		if (ifs.fail())
+			return false;
+
+		LangList.clear();
+
+		std::string str;
+		while (getline(ifs, str))
+		{
+			if (str.length() > 0 && str.front() == ';')
+				continue;
+
+			boost::char_separator<char> sep("\t");
+			boost::tokenizer<boost::char_separator<char>> tokens(str, sep);
+
+			std::vector<std::string> list;
+			for (const auto& t : tokens)
+				list.emplace_back(t);
+
+			if (list.size() != 4)
+				continue;
+
+			stLangSetting ls;
+			ls.LangName = Utf8ToUtf16(list[0].c_str(), list[0].length());
+			ls.LangID = getNum(list[1]);
+			ls.SubLangID = getNum(list[2]);
+			ls.FileName = Utf8ToUtf16(list[1].c_str(), list[1].length());
+
+			LangList.push_back(ls);
+		}
+
+		if (NowLangID != 0)
+			SetLang(NowLangID);
+
+		return true;
+	}
+
+	void SetLang(const LANGID id)
+	{
+		NowLang = GetLang(id);
+		NowLangID = id;
+	}
+
+	void SetLang()
+	{
+		SetLang(GetUserDefaultUILanguage());
+	}
+
+	const stLangSetting& GetLang() const
+	{
+		return NowLang;
+	}
+
+	std::wstring GetString(const wchar_t *key) const
+	{
+	}
+};
+
 // �_�C�A���O�p
 class DialogEvent
 {
@@ -163,6 +319,8 @@ private:
 
 	eModelType modelType;
 
+	LangStringList langStringList;
+
 private:
 	template<typename T>
 	static tstring to_tstring(T val)
@@ -964,6 +1122,12 @@ public:
 			exeDir = exePath.branch_path();
 		}
 
+		{
+			const boost::filesystem::path LangListPath(exeDir / LangListFileName);
+			langStringList.SetLangBaseDir(getTString(exeDir));
+			langStringList.ReadLangList(getTString(LangListPath));
+		}
+
 		const boost::filesystem::path CropSizeListPath(exeDir / CropSizeListName);
 		std::ifstream ifs(CropSizeListPath.wstring());
 		if (ifs)
@@ -1352,7 +1516,6 @@ public:
 	}
 };
 
-
 int WINAPI WinMain(HINSTANCE hInstance,
 	HINSTANCE hPrevInstance,
 	LPSTR     lpCmdLine,
diff --git a/waifu2x-caffe-gui/resource.h b/waifu2x-caffe-gui/resource.h
index 50ad997..60d7bfb 100644
Binary files a/waifu2x-caffe-gui/resource.h and b/waifu2x-caffe-gui/resource.h differ