diff --git a/android/assets/MusMus-BGM-097.mp3 b/android/assets/MusMus-BGM-097.mp3
new file mode 100644
index 0000000..48bc4a0
Binary files /dev/null and b/android/assets/MusMus-BGM-097.mp3 differ
diff --git a/android/assets/eating-kusa.wav b/android/assets/eating-kusa.wav
new file mode 100644
index 0000000..20168ec
Binary files /dev/null and b/android/assets/eating-kusa.wav differ
diff --git a/android/assets/mumumumu.wav b/android/assets/mumumumu.wav
new file mode 100644
index 0000000..a03aa01
Binary files /dev/null and b/android/assets/mumumumu.wav differ
diff --git a/android/main.hsp b/android/main.hsp
index 6c507ef..b8f3fb8 100644
--- a/android/main.hsp
+++ b/android/main.hsp
@@ -1,17 +1,42 @@
 #include "hsp3dish.as"
 
+; バッファ
+#enum BUFFER_GOATOH = 1
+#enum BUFFER_NIZIKA
+#enum BUFFER_KUSA
 
-	SetClS CLSMODE_SOLID, $000000
+; サウンド
+#enum SOUND_MUMUMUMU = 0	; ﾑﾑﾑﾑ
+#enum SOUND_BGM			; 夕餉の街並み（Copyright: Musmus）
+#enum SOUND_EATING_KUSA		; ｸｻﾀﾍﾞﾃﾙ!!!
+
+#const FPS		30
+#const LOOP_INTERVAL	1000 / FPS
+
+
+#ifdef _DEBUG
+	MmLoad "assets/mumumumu.wav", SOUND_MUMUMUMU
+	MmLoad "assets/MusMus-BGM-097.mp3", SOUND_BGM
+	MmLoad "assets/eating-kusa.wav", SOUND_EATING_KUSA
+#else	; not _DEBUG
+	MmLoad "mumumumu.wav", SOUND_MUMUMUMU
+	MmLoad "MusMus-BGM-097.mp3", SOUND_BGM
+	MmLoad "eating-kusa.wav", SOUND_EATING_KUSA
+#endif	; not _DEBUG
+
+	; BGM 再生
+	MmPlay SOUND_BGM
 
 	Repeat
 		ReDraw False
 			Color 255, 255, 255
 			BoxF
 
+			Pos 0, 0
 			Color 0, 0, 0
 			Print "Hello, world!!"
 		ReDraw True
 
-		Await 33
+		Await LOOP_INTERVAL
 	Loop