diff --git a/src/common.h b/src/common.h
index 7de5d13..6351098 100644
--- a/src/common.h
+++ b/src/common.h
@@ -21,15 +21,6 @@
 #define SDL_Delay emscripten_sleep
 #endif
 
-// tchar.h shim
-typedef char _TCHAR;
-#ifndef _T
-#define _T(s) s
-#endif
-#define _tcscpy_s strcpy_s
-#define _tcslen strlen
-#define _stprintf_s sprintf_s
-
 // type definition
 typedef uint8_t uint8;
 typedef uint16_t uint16;
diff --git a/src/fileio.cpp b/src/fileio.cpp
index 4080fe8..2caaa9e 100644
--- a/src/fileio.cpp
+++ b/src/fileio.cpp
@@ -11,7 +11,7 @@
 #include <emscripten.h>
 #endif
 
-_TCHAR g_root[_MAX_PATH];
+char g_root[_MAX_PATH];
 const char* g_savedir;
 
 void FILEIO::SetSaveDir(const char* savedir)
@@ -21,8 +21,8 @@ void FILEIO::SetSaveDir(const char* savedir)
 
 int FILEIO::StatSavedata(const char* filename, struct stat* buf)
 {
-	_TCHAR path[_MAX_PATH];
-	_stprintf_s(path, _MAX_PATH, _T("%s%s"), g_savedir ? g_savedir : g_root, filename);
+	char path[_MAX_PATH];
+	sprintf_s(path, _MAX_PATH, "%s%s", g_savedir ? g_savedir : g_root, filename);
 	return stat(path, buf);
 }
 
@@ -40,13 +40,13 @@ FILEIO::~FILEIO(void)
 	}
 }
 
-bool FILEIO::Fopen(const _TCHAR *filename, int mode)
+bool FILEIO::Fopen(const char *filename, int mode)
 {
 	mode_ = mode;
-	_TCHAR path[_MAX_PATH];
-	_stprintf_s(path, _MAX_PATH, _T("%s%s"),
-				(g_savedir && mode & FILEIO_SAVEDATA) ? g_savedir : g_root,
-				filename);
+	char path[_MAX_PATH];
+	sprintf_s(path, _MAX_PATH, "%s%s",
+			  (g_savedir && mode & FILEIO_SAVEDATA) ? g_savedir : g_root,
+			  filename);
 
 	mode &= ~FILEIO_SAVEDATA;
 
@@ -56,9 +56,9 @@ bool FILEIO::Fopen(const _TCHAR *filename, int mode)
 	fp = NULL;
 	
 	if(mode == FILEIO_READ_BINARY) {
-		fp = fopen(path, _T("rb"));
+		fp = fopen(path, "rb");
 	} else if(mode == FILEIO_WRITE_BINARY) {
-		fp = fopen(path, _T("wb"));
+		fp = fopen(path, "wb");
 	}
 	return (fp != NULL);
 }
diff --git a/src/fileio.h b/src/fileio.h
index 73d9fd4..99e71cf 100644
--- a/src/fileio.h
+++ b/src/fileio.h
@@ -30,7 +30,7 @@ public:
 
 	static void SetSaveDir(const char* savedir);
 	static int StatSavedata(const char* filename, struct stat* buf);
-	bool Fopen(const _TCHAR *filename, int mode);
+	bool Fopen(const char *filename, int mode);
 	void Fclose();
 	uint32 Fseek(long offset, int origin);
 	uint32 Ftell();
diff --git a/src/sdlmain.cpp b/src/sdlmain.cpp
index 07e1fb4..80b1e2e 100644
--- a/src/sdlmain.cpp
+++ b/src/sdlmain.cpp
@@ -18,13 +18,13 @@ int main(int argc, char *argv[])
 	SDL_Init(SDL_INIT_VIDEO);
 
 	// ウィンドウ表示
-	_TCHAR buf[128];
+	char buf[128];
 #if defined(_SYSTEM1)
-	_tcscpy_s(buf, 128, _T("Scenario Decoder SYSTEM1"));
+	strcpy_s(buf, 128, "Scenario Decoder SYSTEM1");
 #elif defined(_SYSTEM2)
-	_tcscpy_s(buf, 128, _T("Scenario Decoder SYSTEM2"));
+	strcpy_s(buf, 128, "Scenario Decoder SYSTEM2");
 #else
-	_tcscpy_s(buf, 128, _T("Scenario Decoder SYSTEM3"));
+	strcpy_s(buf, 128, "Scenario Decoder SYSTEM3");
 #endif
 
 #ifdef __ANDROID__
@@ -70,14 +70,14 @@ int main(int argc, char *argv[])
 		FILEIO::SetSaveDir(save_dir);
 	}
 
-	const _TCHAR* title = nact->get_title();
+	const char* title = nact->get_title();
 	if (title) {
 #if defined(_SYSTEM1)
-		_stprintf_s(buf, 128, _T("Scenario Decoder SYSTEM1: %s"), title);
+		sprintf_s(buf, 128, "Scenario Decoder SYSTEM1: %s", title);
 #elif defined(_SYSTEM2)
-		_stprintf_s(buf, 128, _T("Scenario Decoder SYSTEM2: %s"), title);
+		sprintf_s(buf, 128, "Scenario Decoder SYSTEM2: %s", title);
 #else
-		_stprintf_s(buf, 128, _T("Scenario Decoder SYSTEM3: %s"), title);
+		sprintf_s(buf, 128, "Scenario Decoder SYSTEM3: %s", title);
 #endif
 #ifdef __EMSCRIPTEN__
 		EM_ASM_ARGS({ xsystem35.shell.setWindowTitle(UTF8ToString($0)); }, buf);
diff --git a/src/sys/ags.cpp b/src/sys/ags.cpp
index 23a3960..fb6ab25 100644
--- a/src/sys/ags.cpp
+++ b/src/sys/ags.cpp
@@ -78,7 +78,7 @@ AGS::AGS(NACT* parent, const char* fontfile) : nact(parent)
 	memset(gaiji, 0, sizeof(gaiji));
 
 	FILEIO* fio = new FILEIO();
-	if(fio->Fopen(_T("GAIJI.DAT"), FILEIO_READ_BINARY)) {
+	if(fio->Fopen("GAIJI.DAT", FILEIO_READ_BINARY)) {
 		int d1, d2;
 		while((d1 = fio->Fgetc()) != EOF) {
 			d2 = fio->Fgetc();
@@ -108,7 +108,7 @@ AGS::AGS(NACT* parent, const char* fontfile) : nact(parent)
 	// SYSTEM3 ������
 
 	// ACG.DAT
-	_tcscpy_s(acg, 16, _T("ACG.DAT"));
+	strcpy_s(acg, 16, "ACG.DAT");
 
 	// �p���b�g
 	memset(program_palette, 0, sizeof(program_palette));
diff --git a/src/sys/ags.h b/src/sys/ags.h
index 8fe066e..a41fc9b 100644
--- a/src/sys/ags.h
+++ b/src/sys/ags.h
@@ -70,7 +70,7 @@ private:
 	void load_pms(uint8* data, int page, int transparent);
 #endif
 #if defined(_SYSTEM3)
-	void load_bmp(const _TCHAR *file_path);
+	void load_bmp(const char *file_path);
 #endif
 
 	void draw_char(int dest, int dest_x, int dest_y, uint16 code, int size, uint8 color);
@@ -141,7 +141,7 @@ public:
 	void select_cursor();
 
 	// ACG.DAT
-	_TCHAR acg[16];
+	char acg[16];
 
 	// ��ʑI��
 	int src_screen;
diff --git a/src/sys/ags_bmp.cpp b/src/sys/ags_bmp.cpp
index c1590ca..02b799a 100644
--- a/src/sys/ags_bmp.cpp
+++ b/src/sys/ags_bmp.cpp
@@ -6,7 +6,7 @@
 
 #include "ags.h"
 
-void AGS::load_bmp(const _TCHAR *file_path)
+void AGS::load_bmp(const char *file_path)
 {
 	// �w�b�_�擾
 	int sx = 0, sy = 0;
diff --git a/src/sys/ags_draw.cpp b/src/sys/ags_draw.cpp
index 17c5f0a..ea65f13 100644
--- a/src/sys/ags_draw.cpp
+++ b/src/sys/ags_draw.cpp
@@ -8,7 +8,7 @@
 #include "dri.h"
 #include "crc32.h"
 
-extern _TCHAR g_root[_MAX_PATH];
+extern char g_root[_MAX_PATH];
 
 void AGS::load_cg(int page, int transparent)
 {
@@ -16,12 +16,12 @@ void AGS::load_cg(int page, int transparent)
 	// ����݂���񕨌� �t���J���[���ʔ�
 	if(strncmp(acg, "CGA000.BMP", 10) == 0) {
 		char file_path[_MAX_PATH];
-		_stprintf_s(file_path, _MAX_PATH, _T("%sCGA%03d.BMP"), g_root, page);
+		sprintf_s(file_path, _MAX_PATH, "%sCGA%03d.BMP", g_root, page);
 		load_bmp(file_path);
 		return;
 	} else if(strncmp(acg, "CGB000.BMP", 10) == 0) {
 		char file_path[_MAX_PATH];
-		_stprintf_s(file_path, _MAX_PATH, _T("%sCGB%03d.BMP"), g_root, page);
+		sprintf_s(file_path, _MAX_PATH, "%sCGB%03d.BMP", g_root, page);
 		load_bmp(file_path);
 		return;
 	}
diff --git a/src/sys/dri.cpp b/src/sys/dri.cpp
index b2dd9e1..f4631c4 100644
--- a/src/sys/dri.cpp
+++ b/src/sys/dri.cpp
@@ -8,15 +8,15 @@
 #include "crc32.h"
 #include "../fileio.h"
 
-uint8* DRI::load(_TCHAR path[], int page, int* size)
+uint8* DRI::load(const char* path, int page, int* size)
 {
-	_TCHAR base_path[_MAX_PATH];
-	_tcscpy_s(base_path, _MAX_PATH, path);
+	char base_path[_MAX_PATH];
+	strcpy_s(base_path, _MAX_PATH, path);
 
 	FILEIO* fio = new FILEIO();
 
 	// �y�[�W�̈ʒu���擾
-	base_path[0] = _T('A');
+	base_path[0] = 'A';
 
 	if(!fio->Fopen(base_path, FILEIO_READ_BINARY)) {
 		delete fio;
@@ -48,7 +48,7 @@ uint8* DRI::load(_TCHAR path[], int page, int* size)
 
 	// A??.DAT�ȊO�Ƀ����N����Ă���ꍇ�̓t�@�C�����J������
 	if(disk_index != 1) {
-		base_path[0] = _T('A') + disk_index - 1;
+		base_path[0] = 'A' + disk_index - 1;
 		fio->Fclose();
 		if(!fio->Fopen(base_path, FILEIO_READ_BINARY)) {
 			delete fio;
diff --git a/src/sys/dri.h b/src/sys/dri.h
index 21441dc..ef6a41a 100644
--- a/src/sys/dri.h
+++ b/src/sys/dri.h
@@ -15,7 +15,7 @@ public:
 	DRI() {}
 	~DRI() {}
 
-	uint8* load(_TCHAR path[], int page, int* size);
+	uint8* load(const char* path, int page, int* size);
 	uint8* load_mda(uint32 crc32, int page, int* size);
 };
 
diff --git a/src/sys/mako.cpp b/src/sys/mako.cpp
index bb402c8..a773209 100644
--- a/src/sys/mako.cpp
+++ b/src/sys/mako.cpp
@@ -28,8 +28,8 @@ MAKO::MAKO(NACT* parent, const char* playlist) :
 	if (playlist && load_playlist(playlist))
 		mix_init_flags |= MIX_INIT_MP3 | MIX_INIT_OGG;
 
-	_tcscpy_s(amus, 16, _T("AMUS.DAT"));
-	_tcscpy_s(amse, 16, _T("AMSE.DAT"));	// ���ۂɂ͎g��Ȃ�
+	strcpy_s(amus, 16, "AMUS.DAT");
+	strcpy_s(amse, 16, "AMSE.DAT");	// ���ۂɂ͎g��Ȃ�
 
 	for(int i = 1; i <= 99; i++) {
 		cd_track[i] = 0;
@@ -143,12 +143,12 @@ void MAKO::play_pcm(int page, bool loop)
 	int size;
 	DRI* dri = new DRI();
 
-	if((buffer = dri->load(_T("AWAV.DAT"), page, &size)) != NULL) {
+	if((buffer = dri->load("AWAV.DAT", page, &size)) != NULL) {
 		// WAV�`�� (Only You)
 		mix_chunk = Mix_LoadWAV_RW(SDL_RWFromConstMem(buffer, size), 1 /* freesrc */);
 		free(buffer);
 		Mix_PlayChannel(-1, mix_chunk, loop ? -1 : 0);
-	} else if((buffer = dri->load(_T("AMSE.DAT"), page, &size)) != NULL) {
+	} else if((buffer = dri->load("AMSE.DAT", page, &size)) != NULL) {
 		// AMSE�`�� (������L)
 		int total = (size - 12) * 2 + 0x24;
 		int samples = (size - 12) * 2;
diff --git a/src/sys/mako.h b/src/sys/mako.h
index cc448e2..1ad167e 100644
--- a/src/sys/mako.h
+++ b/src/sys/mako.h
@@ -34,8 +34,8 @@ public:
 	bool check_pcm();
 
 	// AMUS.DAT, AMSE.DAT
-	_TCHAR amus[16];
-	_TCHAR amse[16];
+	char amus[16];
+	char amse[16];
 
 	int current_music;
 	int next_loop;		// Y19
diff --git a/src/sys/mako_midi.cpp b/src/sys/mako_midi.cpp
index 81f756d..0ce8ddb 100644
--- a/src/sys/mako_midi.cpp
+++ b/src/sys/mako_midi.cpp
@@ -532,12 +532,12 @@ void MAKOMidi::load_mda(int page)
 	tempo_dif = 0x40;
 
 	// MDA�f�[�^�̓ǂݍ���
-	_TCHAR path[16];
-	_tcscpy_s(path, 16, amus);
-	int p = _tcslen(path);
-	path[p - 3] = _T('M');
-	path[p - 2] = _T('D');
-	path[p - 1] = _T('A');
+	char path[16];
+	strcpy_s(path, 16, amus);
+	int p = strlen(path);
+	path[p - 3] = 'M';
+	path[p - 2] = 'D';
+	path[p - 1] = 'A';
 
 	DRI* dri = new DRI();
 	int size;
diff --git a/src/sys/mako_midi.h b/src/sys/mako_midi.h
index 938107a..f313ff7 100644
--- a/src/sys/mako_midi.h
+++ b/src/sys/mako_midi.h
@@ -10,14 +10,14 @@ class NACT;
 
 class MAKOMidi {
 public:
-	MAKOMidi(NACT* nact, _TCHAR* amus) : nact(nact), amus(amus) {}
+	MAKOMidi(NACT* nact, char* amus) : nact(nact), amus(amus) {}
 	bool load_mml(int page);
 	void load_mda(int page);
 	std::vector<uint8> generate_smf(int current_max);
 
 private:
 	NACT* nact;
-	_TCHAR* amus;
+	char* amus;
 
 	struct MML {
 		uint8 data[MAX_MMLS];
diff --git a/src/sys/nact.cpp b/src/sys/nact.cpp
index fb1bd6f..b017b48 100644
--- a/src/sys/nact.cpp
+++ b/src/sys/nact.cpp
@@ -30,7 +30,7 @@ NACT::NACT(const char* game_id, const char* font_file, const char* playlist)
 
 	// AG00.DAT�ǂݍ���
 	FILEIO* fio = new FILEIO();
-	if(fio->Fopen(_T("AG00.DAT"), FILEIO_READ_BINARY)) {
+	if(fio->Fopen("AG00.DAT", FILEIO_READ_BINARY)) {
 		int d0, d1, d2, d3;
 		char string[MAX_CAPTION];
 		fio->Fgets(string);
@@ -51,9 +51,9 @@ NACT::NACT(const char* game_id, const char* font_file, const char* playlist)
 
 	// ADISK.DAT
 #if defined(_PROG_OMAKE)
-	_tcscpy_s(adisk, 16, _T("AGAME.DAT"));
+	strcpy_s(adisk, 16, "AGAME.DAT");
 #else
-	_tcscpy_s(adisk, 16, _T("ADISK.DAT"));
+	strcpy_s(adisk, 16, "ADISK.DAT");
 #endif
 
 	// �V�i���I�Ǘ�
@@ -97,13 +97,13 @@ NACT::NACT(const char* game_id, const char* font_file, const char* playlist)
 	switch (crc32) {
 	case CRC32_DPS:
 		text_refresh = false;
-		_tcscpy_s(tvar[0], 22, _T("�J�X�^��"));
-		_tcscpy_s(tvar[1], 22, _T("���[�i�X"));
-		_tcscpy_s(tvar[2], 22, _T("���‚�"));
-		_tcscpy_s(tvar[3], 22, _T("�R���q"));
-		_tcscpy_s(tvar[4], 22, _T("���‚�"));
-		_tcscpy_s(tvar[5], 22, _T("�ЂƂ�"));
-		_tcscpy_s(tvar[6], 22, _T("�^���q"));
+		strcpy_s(tvar[0], 22, "�J�X�^��");
+		strcpy_s(tvar[1], 22, "���[�i�X");
+		strcpy_s(tvar[2], 22, "���‚�");
+		strcpy_s(tvar[3], 22, "�R���q");
+		strcpy_s(tvar[4], 22, "���‚�");
+		strcpy_s(tvar[5], 22, "�ЂƂ�");
+		strcpy_s(tvar[6], 22, "�^���q");
 		break;
 	case CRC32_INTRUDER:
 		menu_max = 11;
diff --git a/src/sys/nact.h b/src/sys/nact.h
index df20a5c..432cfbf 100644
--- a/src/sys/nact.h
+++ b/src/sys/nact.h
@@ -95,7 +95,7 @@ private:
 	bool post_quit;
 
 	// ADISK.DAT, ASLEEP.DAT
-	_TCHAR adisk[16];
+	char adisk[16];
 
 	// �V�i���I�f�[�^
 	uint8* scenario_data;
@@ -242,7 +242,7 @@ public:
 	void select_sound(int dev);
 
 	const char* get_game_id();
-	const _TCHAR* get_title();
+	const char* get_title();
 
 	bool text_skip_enb;	// ���b�Z�[�W�X�L�b�v
 	bool text_wait_enb;	// �e�L�X�g�\���̃E�F�C�g�L���^����
diff --git a/src/sys/nact_crc32.cpp b/src/sys/nact_crc32.cpp
index e4876c8..58c3f50 100644
--- a/src/sys/nact_crc32.cpp
+++ b/src/sys/nact_crc32.cpp
@@ -13,43 +13,43 @@ namespace {
 const struct CRCTable {
 	const char* id;
 	uint32 crc32;
-	const _TCHAR* title;
+	const char* title;
 } crc_table[] = {
 #if defined(_SYSTEM1)
-	{"crescent",        CRC32_CRESCENT,          _T("クレセントムーンがぁる")},
-	{"dps",             CRC32_DPS,               _T("D.P.S - Dream Program System")},
-	{"fukei",           CRC32_FUKEI,             _T("婦警さんＶＸ")},
-	{"intruder",        CRC32_INTRUDER,          _T("Intruder -桜屋敷の探索-")},
-	{"tengu",           CRC32_TENGU,             _T("あぶないてんぐ伝説")},
-	{"little_vampire",  CRC32_VAMPIRE,           _T("Little Vampire")},
+	{"crescent",        CRC32_CRESCENT,          "クレセントムーンがぁる"},
+	{"dps",             CRC32_DPS,               "D.P.S - Dream Program System"},
+	{"fukei",           CRC32_FUKEI,             "婦警さんＶＸ"},
+	{"intruder",        CRC32_INTRUDER,          "Intruder -桜屋敷の探索-"},
+	{"tengu",           CRC32_TENGU,             "あぶないてんぐ伝説"},
+	{"little_vampire",  CRC32_VAMPIRE,           "Little Vampire"},
 #elif defined(_SYSTEM2)
-	{"ayumi_proto",     CRC32_AYUMI_PROTO,       _T("あゆみちゃん物語 PROTO")},
-	{"sdps_maria",      CRC32_SDPS_MARIA,        _T("Super D.P.S")},
-	{"sdps_tono",       CRC32_SDPS_TONO,         _T("Super D.P.S")},
-	{"sdps_kaizoku",    CRC32_SDPS_KAIZOKU,      _T("Super D.P.S")},
-	{"prog_fd",         CRC32_PROSTUDENTG_FD,    _T("prostudent G")},
+	{"ayumi_proto",     CRC32_AYUMI_PROTO,       "あゆみちゃん物語 PROTO"},
+	{"sdps_maria",      CRC32_SDPS_MARIA,        "Super D.P.S"},
+	{"sdps_tono",       CRC32_SDPS_TONO,         "Super D.P.S"},
+	{"sdps_kaizoku",    CRC32_SDPS_KAIZOKU,      "Super D.P.S"},
+	{"prog_fd",         CRC32_PROSTUDENTG_FD,    "prostudent G"},
 #else // System3
-	{"ambivalenz_fd",   CRC32_AMBIVALENZ_FD,     _T("AmbivalenZ −二律背反−")},
-	{"ambivalenz_cd",   CRC32_AMBIVALENZ_CD,     _T("AmbivalenZ −二律背反−")},
-	{"dps_all",         CRC32_DPSALL,            _T("D.P.S. 全部")},
-	{"funnybee_cd",     CRC32_FUNNYBEE_CD,       _T("宇宙快盗ファニーBee")},
-//	{"funnybee_patch",  CRC32_FUNNYBEE_PATCH,    _T("宇宙快盗ファニーBee")},
-	{"funnybee_fd",     CRC32_FUNNYBEE_FD,       _T("宇宙快盗ファニーBee")},
-	{"onlyyou",         CRC32_ONLYYOU,           _T("Only You −世紀末のジュリエット達−")},
-	{"onlyyou_demo",    CRC32_ONLYYOU_DEMO,      _T("Only You −世紀末のジュリエット達− デモ版")},
-	{"prog_cd",         CRC32_PROSTUDENTG_CD,    _T("prostudent G")},
-	{"rance41",         CRC32_RANCE41,           _T("ランス 4.1 〜お薬工場を救え！〜")},
-	{"rance42",         CRC32_RANCE42,           _T("ランス 4.2 〜エンジェル組〜")},
-	{"ayumi_cd",        CRC32_AYUMI_CD,          _T("あゆみちゃん物語")},
-	{"ayumi_live_256",  CRC32_AYUMI_JISSHA_256,  _T("あゆみちゃん物語 実写版")},
-	{"ayumi_live_full", CRC32_AYUMI_JISSHA_FULL, _T("あゆみちゃん物語 フルカラー実写版")},
-	{"yakata3_cd",      CRC32_YAKATA3_CD,        _T("アリスの館3")},
-	{"yakata3_fd",      CRC32_YAKATA3_FD,        _T("アリスの館3")},
-	{"hashirionna2",    CRC32_HASHIRIONNA2,      _T("走り女2")},
-	{"toushin2_sp",     CRC32_TOUSHIN2_SP,       _T("闘神都市2 そして、それから…")},
-	{"otome",           CRC32_OTOMESENKI,        _T("乙女戦記")},
-	{"ningyo",          CRC32_NINGYO,            _T("人魚 -蘿子-")},
-	{"mugen",           CRC32_MUGENHOUYOU,       _T("夢幻泡影")},
+	{"ambivalenz_fd",   CRC32_AMBIVALENZ_FD,     "AmbivalenZ −二律背反−"},
+	{"ambivalenz_cd",   CRC32_AMBIVALENZ_CD,     "AmbivalenZ −二律背反−"},
+	{"dps_all",         CRC32_DPSALL,            "D.P.S. 全部"},
+	{"funnybee_cd",     CRC32_FUNNYBEE_CD,       "宇宙快盗ファニーBee"},
+//	{"funnybee_patch",  CRC32_FUNNYBEE_PATCH,    "宇宙快盗ファニーBee"},
+	{"funnybee_fd",     CRC32_FUNNYBEE_FD,       "宇宙快盗ファニーBee"},
+	{"onlyyou",         CRC32_ONLYYOU,           "Only You −世紀末のジュリエット達−"},
+	{"onlyyou_demo",    CRC32_ONLYYOU_DEMO,      "Only You −世紀末のジュリエット達− デモ版"},
+	{"prog_cd",         CRC32_PROSTUDENTG_CD,    "prostudent G"},
+	{"rance41",         CRC32_RANCE41,           "ランス 4.1 〜お薬工場を救え！〜"},
+	{"rance42",         CRC32_RANCE42,           "ランス 4.2 〜エンジェル組〜"},
+	{"ayumi_cd",        CRC32_AYUMI_CD,          "あゆみちゃん物語"},
+	{"ayumi_live_256",  CRC32_AYUMI_JISSHA_256,  "あゆみちゃん物語 実写版"},
+	{"ayumi_live_full", CRC32_AYUMI_JISSHA_FULL, "あゆみちゃん物語 フルカラー実写版"},
+	{"yakata3_cd",      CRC32_YAKATA3_CD,        "アリスの館3"},
+	{"yakata3_fd",      CRC32_YAKATA3_FD,        "アリスの館3"},
+	{"hashirionna2",    CRC32_HASHIRIONNA2,      "走り女2"},
+	{"toushin2_sp",     CRC32_TOUSHIN2_SP,       "闘神都市2 そして、それから…"},
+	{"otome",           CRC32_OTOMESENKI,        "乙女戦記"},
+	{"ningyo",          CRC32_NINGYO,            "人魚 -蘿子-"},
+	{"mugen",           CRC32_MUGENHOUYOU,       "夢幻泡影"},
 #endif
 	{NULL, 0, NULL},
 };
@@ -67,7 +67,7 @@ uint32 NACT::calc_crc32(const char* game_id)
 
 	uint32 crc = 0;
 	FILEIO* fio = new FILEIO();
-	if(fio->Fopen(_T("ADISK.DAT"), FILEIO_READ_BINARY)) {
+	if(fio->Fopen("ADISK.DAT", FILEIO_READ_BINARY)) {
 		uint32 table[256];
 		for(int i = 0; i < 256; i++) {
 			uint32 c = i;
@@ -92,7 +92,7 @@ uint32 NACT::calc_crc32(const char* game_id)
 #if defined(_SYSTEM2)
 	if(crc == CRC32_SDPS) {
 		// Super D.P.Sの場合はBDISK.DATのCRCを取る
-		if(fio->Fopen(_T("BDISK.DAT"), FILEIO_READ_BINARY)) {
+		if(fio->Fopen("BDISK.DAT", FILEIO_READ_BINARY)) {
 			uint32 table[256];
 			for(int i = 0; i < 256; i++) {
 				uint32 c = i;
@@ -133,7 +133,7 @@ const char* NACT::get_game_id()
 	return NULL;
 }
 
-const _TCHAR* NACT::get_title()
+const char* NACT::get_title()
 {
 	for (const CRCTable* t = crc_table; t->id; t++) {
 		if (crc32 == t->crc32)
diff --git a/src/sys/nact_sys1.cpp b/src/sys/nact_sys1.cpp
index a87b820..e20ba53 100644
--- a/src/sys/nact_sys1.cpp
+++ b/src/sys/nact_sys1.cpp
@@ -944,9 +944,9 @@ void NACT::cmd_l()
 
 	if(1 <= index && index <= 26) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 1;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 1;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_READ_BINARY)) {
@@ -1098,9 +1098,9 @@ void NACT::cmd_q()
 
 	if(1 <= index && index <= 26) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 1;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 1;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_WRITE_BINARY)) {
diff --git a/src/sys/nact_sys2.cpp b/src/sys/nact_sys2.cpp
index 9d4c0de..af2dc65 100644
--- a/src/sys/nact_sys2.cpp
+++ b/src/sys/nact_sys2.cpp
@@ -1021,9 +1021,9 @@ void NACT::cmd_l()
 
 	if(1 <= index && index <= 26) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 1;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 1;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_READ_BINARY)) {
@@ -1217,9 +1217,9 @@ void NACT::cmd_q()
 
 	if(1 <= index && index <= 26) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 1;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 1;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_WRITE_BINARY)) {
diff --git a/src/sys/nact_sys3.cpp b/src/sys/nact_sys3.cpp
index 626e30c..86ed242 100644
--- a/src/sys/nact_sys3.cpp
+++ b/src/sys/nact_sys3.cpp
@@ -768,7 +768,7 @@ void NACT::cmd_l()
 	if(index == 0) {
 		// ����Z�[�u
 		FILEIO* fio = new FILEIO();
-		if(fio->Fopen(_T("ASLEEP.DAT"), FILEIO_READ_BINARY | FILEIO_SAVEDATA)) {
+		if(fio->Fopen("ASLEEP.DAT", FILEIO_READ_BINARY | FILEIO_SAVEDATA)) {
 			// U01 - U20
 			for(int i = 21; i <= 40; i++) {
 				var[i] = fio->Fgetw();
@@ -782,9 +782,9 @@ void NACT::cmd_l()
 		delete fio;
 	} else if(1 <= index && index <= 26) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 1;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 1;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_READ_BINARY | FILEIO_SAVEDATA)) {
@@ -875,9 +875,9 @@ void NACT::cmd_l()
 		delete fio;
 	} else if(101 <= index && index <= 126) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 101;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 101;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_READ_BINARY | FILEIO_SAVEDATA)) {
@@ -914,13 +914,13 @@ void NACT::cmd_m()
 	if(1 <= tvar_index && tvar_index <= 10) {
 		memcpy(tvar[tvar_index - 1], string, 22);
 	} else if(tvar_index == 31) {
-		_tcscpy_s(adisk, 16, string);
+		strcpy_s(adisk, 16, string);
 	} else if(tvar_index == 32) {
-		_tcscpy_s(ags->acg, 16, string);
+		strcpy_s(ags->acg, 16, string);
 	} else if(tvar_index == 33) {
-		_tcscpy_s(mako->amus, 16, string);
+		strcpy_s(mako->amus, 16, string);
 	} else if(tvar_index == 34) {
-		_tcscpy_s(mako->amse, 16, string);
+		strcpy_s(mako->amse, 16, string);
 	}
 }
 
@@ -1055,7 +1055,7 @@ void NACT::cmd_q()
 	if(index == 0) {
 		// ����Z�[�u
 		FILEIO* fio = new FILEIO();
-		if(fio->Fopen(_T("ASLEEP.DAT"), FILEIO_WRITE_BINARY | FILEIO_SAVEDATA)) {
+		if(fio->Fopen("ASLEEP.DAT", FILEIO_WRITE_BINARY | FILEIO_SAVEDATA)) {
 			// U01 - U20
 			for(int i = 21; i <= 40; i++) {
 				fio->Fputw(var[i]);
@@ -1069,9 +1069,9 @@ void NACT::cmd_q()
 		delete fio;
 	} else if(1 <= index && index <= 26) {
 		// ASLEEP_A.DAT - ASLEEP_Z.DAT
-		_TCHAR path[_MAX_PATH];
-		_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-		path[7] = _T('A') + index - 1;
+		char path[_MAX_PATH];
+		strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+		path[7] = 'A' + index - 1;
 
 		FILEIO* fio = new FILEIO();
 		if(fio->Fopen(path, FILEIO_WRITE_BINARY | FILEIO_SAVEDATA)) {
@@ -1591,9 +1591,9 @@ void NACT::cmd_y()
 			break;
 		case 239:
 			{
-				_TCHAR path[_MAX_PATH];
-				_tcscpy_s(path, _MAX_PATH, _T("ASLEEP_A.DAT"));
-				path[7] = _T('A') + param - 1;
+				char path[_MAX_PATH];
+				strcpy_s(path, _MAX_PATH, "ASLEEP_A.DAT");
+				path[7] = 'A' + param - 1;
 
 				struct stat statbuf;
 				if (FILEIO::StatSavedata(path, &statbuf) != -1) {
@@ -1617,11 +1617,11 @@ void NACT::cmd_y()
 		case 250:
 			{
 #if 0
-				_TCHAR path[4];
+				char path[4];
 				path[0] = g_root[0];
-				path[1] = _T(':');
-				path[2] = _T('\\');
-				path[3] = _T('\0');
+				path[1] = ':';
+				path[2] = '\\';
+				path[3] = '\0';
 				UINT t = GetDriveType(path);
 				// �t���b�s�[����N�������ꍇ��0���Ԃ�
 				//RND = (t == DRIVE_REMOVABLE) ? 0 : (t == DRIVE_CDROM) ? 2 : 1;