diff --git a/Makefile b/Makefile
index 1b8cd42..3b57c67 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 OBJS=emul.o emul_inst_exec.o emul_inst_decipher.o emul_reg.o emul_mem.o emul_label.o emul_io_std.o
-CC=gcc
+CC=gcc -lncurses
 PROGRAM=emul
 
 .SUFFIXES: .c .o
diff --git a/emul.c b/emul.c
index 770a428..1a36177 100644
--- a/emul.c
+++ b/emul.c
@@ -1,12 +1,17 @@
+#include <stdio.h>
 #include "emul_inst_exec.h"
 #include "emul_io_std.h"
 
 int main(int argc, char *argv[]) {
     //emul_std_debug(2);
     if (argc == 1) {
-        emul_out_std("[Error] No input file!\n");
+        printf("[Error] No input file!\n");
+        return 0;
     }
     emul_inst_exec_load(argv[1]);
-    emul_reg_init();
+    emul_inst_exec_init();
     emul_inst_exec_run();
+    emul_out_std("exit...\n");
+    getchar();
+    emul_std_end();
 }
diff --git a/emul_inst_exec.c b/emul_inst_exec.c
index 4e440c8..81a8833 100644
--- a/emul_inst_exec.c
+++ b/emul_inst_exec.c
@@ -44,6 +44,11 @@
     emul_inst_exec_load_label();
 }
 
+void emul_inst_exec_init() {
+    emul_std_init();
+    emul_reg_init();
+}
+
 int emul_inst_exec_load(char *filename) {
     // ロードできないなら終了
     if ( emul_inst_dec_load(filename) == 0 ) return 0;
diff --git a/emul_inst_exec.h b/emul_inst_exec.h
index 08c5632..c06aff5 100644
--- a/emul_inst_exec.h
+++ b/emul_inst_exec.h
@@ -24,6 +24,8 @@
 void emul_inst_exec_set_runmode(RUNMODE mode);
 RUNMODE emul_inst_exec_get_runmode();
 
+void emul_inst_exec_init();
+
 int emul_inst_exec_load(char *filename);
 
 /* Execute Step
diff --git a/emul_io_std.c b/emul_io_std.c
index 7e80927..d268ebd 100644
--- a/emul_io_std.c
+++ b/emul_io_std.c
@@ -1,4 +1,5 @@
 #include "emul_io_std.h"
+#include <ncurses.h>
 
 static int debug_level = 0;
 
@@ -6,6 +7,17 @@
     debug_level = level;
 }
 
+WINDOW *win;
+
+void emul_std_init() {
+    win = initscr();
+    refresh();
+}
+
+void emul_std_end() {
+    endwin();
+}
+
 //void emul_out_std(char c) {
 //    putchar(c);
 //}
@@ -13,10 +25,11 @@
 //    printf("%s", str);
 //}
 void emul_out_std(const char *format, ...) {
-    if ( debug_level != 0 ) printf("[Output] ");
+    if ( debug_level != 0 ) printw("[Output] ");
     va_list va;
     va_start(va, format);
-    vprintf(format, va);
+    vwprintw(win, format, va);
+    refresh();
     va_end(va);
 }
 //void emul_out_std_err(char c) {
@@ -29,8 +42,9 @@
     if ( debug_level <= 1 ) return ;
     va_list va;
     va_start(va, format);
-    printf("[Except] ");
-    vprintf(format, va);
+    printw("[Except] ");
+    vwprintw(win, format, va);
+    refresh();
     va_end(va);
 }
 //void emul_out_std_debug(char c) {
@@ -43,8 +57,9 @@
     if ( debug_level <= 0 ) return ;
     va_list va;
     va_start(va, format);
-    printf("[Debug] ");
-    vprintf(format, va);
+    printw("[Debug] ");
+    vwprintw(win, format, va);
+    refresh();
     va_end(va);
 }
 
diff --git a/emul_io_std.h b/emul_io_std.h
index 304a541..9b1ec34 100644
--- a/emul_io_std.h
+++ b/emul_io_std.h
@@ -6,6 +6,9 @@
 
 void emul_std_debug(int level);
 
+void emul_std_init();
+void emul_std_end();
+
 //void emul_out_std(char c);
 //void emul_out_std(char *str);
 void emul_out_std(const char *format, ...);