diff --git a/5_SciPy_stats.ipynb b/5_SciPy_stats.ipynb
index d5ec33ff..9c0b799c 100644
--- a/5_SciPy_stats.ipynb
+++ b/5_SciPy_stats.ipynb
@@ -22,6 +22,10 @@
    "metadata": {},
    "outputs": [],
    "source": [
+    "import japanize_matplotlib\n",
+    "import matplotlib.pyplot as plt\n",
+    "import numpy as np\n",
+    "\n",
     "# 警告メッセージを非表示\n",
     "import warnings\n",
     "warnings.filterwarnings(\"ignore\")"
@@ -37,7 +41,8 @@
   {
    "cell_type": "markdown",
    "metadata": {
-    "heading_collapsed": true
+    "heading_collapsed": true,
+    "jp-MarkdownHeadingCollapsed": true
    },
    "source": [
     "## 正規分布（Normal Distribution）"
@@ -86,8 +91,7 @@
     "    * 返り値：正規分布に従って発生したランダム変数\n",
     "    * `loc`と`scale`を省略すると標準正規分布のランダム変数生成関数となる。\n",
     "\n",
-    "\n",
-    "`scipy.stats`の`norm`，`NumPy`，`matplotlib.pyplot`を読み込む。"
+    "`scipy.stats`の`norm`を読み込む。"
    ]
   },
   {
@@ -98,9 +102,6 @@
    },
    "outputs": [],
    "source": [
-    "import japanize_matplotlib\n",
-    "import matplotlib.pyplot as plt\n",
-    "import numpy as np\n",
     "from scipy.stats import norm"
    ]
   },
@@ -460,7 +461,9 @@
   },
   {
    "cell_type": "markdown",
-   "metadata": {},
+   "metadata": {
+    "jp-MarkdownHeadingCollapsed": true
+   },
    "source": [
     "## その他の分布関数"
    ]
@@ -501,6 +504,7 @@
    "outputs": [],
    "source": [
     "from scipy.stats import t\n",
+    "\n",
     "x = np.linspace(-4,4,100)\n",
     "y = t.pdf(x, df=1)\n",
     "plt.plot(x,y)\n",
@@ -841,7 +845,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.5"
+   "version": "3.11.9"
   },
   "toc": {
    "base_numbering": 1,
@@ -858,5 +862,5 @@
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }