diff --git a/VoiceChangerDemo.ipynb b/VoiceChangerDemo.ipynb
index 1fe41c1b9..e74da8564 100644
--- a/VoiceChangerDemo.ipynb
+++ b/VoiceChangerDemo.ipynb
@@ -5,7 +5,7 @@
     "colab": {
       "name": "VoiceChangerDemo",
       "provenance": [],
-      "authorship_tag": "ABX9TyM0gzLQPv7wjydzq26Wt2uM",
+      "authorship_tag": "ABX9TyNpx+wMQQKflNKso1Aructr",
       "include_colab_link": true
     },
     "kernelspec": {
@@ -32,10 +32,10 @@
     {
       "cell_type": "markdown",
       "source": [
-        "Voice Changer (デモ版)\n",
+        "MMVCプレイヤー（普通版）\n",
         "---\n",
         "\n",
-        "このノートはVoice ChangerをColab上で動かすデモ版です。\n",
+        "このノートはColab上でMMVCのボイチェンを行うノートです。\n",
         "\n",
         "正式版はローカルPCのDocker上で動かすアプリケーションです。\n",
         "\n",
@@ -76,7 +76,7 @@
         "id": "vV1t7PBRm-o6",
         "outputId": "76db7bf4-f28a-4049-833c-a9f17c1b5472"
       },
-      "execution_count": 1,
+      "execution_count": null,
       "outputs": [
         {
           "output_type": "stream",
@@ -129,12 +129,12 @@
       "metadata": {
         "id": "nSXATMWYb4Ik"
       },
-      "execution_count": 2,
+      "execution_count": null,
       "outputs": []
     },
     {
       "cell_type": "code",
-      "execution_count": 3,
+      "execution_count": null,
       "metadata": {
         "colab": {
           "base_uri": "https://localhost:8080/"
@@ -185,7 +185,7 @@
         "id": "86wTFmqsNMnD",
         "outputId": "35bad20a-b0a8-44c9-a072-10e11a199c50"
       },
-      "execution_count": 4,
+      "execution_count": null,
       "outputs": [
         {
           "output_type": "stream",
@@ -230,7 +230,7 @@
       "metadata": {
         "id": "Bn4kV8TgXp8i"
       },
-      "execution_count": 5,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -246,7 +246,7 @@
         "id": "pjxPsOOaXXTj",
         "outputId": "0aaa53de-2a45-45c1-b0e6-cc6de98873fe"
       },
-      "execution_count": 6,
+      "execution_count": null,
       "outputs": [
         {
           "output_type": "stream",
@@ -350,7 +350,7 @@
       "metadata": {
         "id": "LwZAAuqxX7yY"
       },
-      "execution_count": 7,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -401,7 +401,7 @@
       "metadata": {
         "id": "iNOAB7zISI6J"
       },
-      "execution_count": 8,
+      "execution_count": null,
       "outputs": []
     },
     {
@@ -417,7 +417,7 @@
         "id": "chu06KpAjEK6",
         "outputId": "c1f8ca20-23e3-42c0-9143-b44498e84bd2"
       },
-      "execution_count": 14,
+      "execution_count": null,
       "outputs": [
         {
           "output_type": "stream",
@@ -468,7 +468,7 @@
         },
         "outputId": "96886f3d-3f88-4392-df41-90514fe4b0bc"
       },
-      "execution_count": 15,
+      "execution_count": null,
       "outputs": [
         {
           "output_type": "stream",