diff --git a/public/manifest.json b/public/manifest.json
index b2ed8d1..2d1439e 100644
--- a/public/manifest.json
+++ b/public/manifest.json
@@ -21,15 +21,18 @@
     "content_scripts": [
         {
             "matches": ["*://idp.gunma-u.ac.jp/pub/login.cgi*", "*://idp.gunma-u.ac.jp/pub/allotplogin_force.cgi*"],
-            "js": ["sso.js"]
+            "js": ["common.js", "sso.js"]
         },
         {
             "matches": ["*://mdl.media.gunma-u.ac.jp/*"],
-            "js": ["moodle.js"]
+            "js": ["common.js", "moodle.js"]
         },
         {
             "matches": ["*://*.kyomu-sys.gunma-u.ac.jp/*"],
-            "js": ["kyomu.js"]
+            "js": ["common.js","kyomu.js"]
+        },{
+            "matches": ["*://www.media.gunma-u.ac.jp/*"],
+            "js": ["common.js","media.js"]
         }
     ]
 }
diff --git a/src/Kyomu/index.ts b/src/Kyomu/index.ts
deleted file mode 100644
index 3c80bb0..0000000
--- a/src/Kyomu/index.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-import { addRainbowBg, addRainbowText } from "../utils/addClass";
-import changeQueryInnerHTML from "../utils/changeQueryInnerHTML";
-
-export default class Kyomu {
-    static EnableRainbow() {
-        // ログインボタン
-        // https://qiita.com/Sekky0905/items/a88721f2af41050c93f2
-        const loginBtn: HTMLInputElement = <HTMLInputElement>document.getElementById("ctl21_btnLoginShibbolethGunma");
-        if (loginBtn) {
-            loginBtn.value = "群馬大学ゲーミング\nアカウントでログイン";
-        }
-
-        // ページ遷移リンク
-        addRainbowText(".commonTopPageLink", ".commonTopPageLinkWithPadding");
-
-        addRainbowText(
-            "#CtlInfLstBfrLginEmrgncy_LblTitle",
-            "#CtlInfLstBfrLginNrml_LblTitle",
-            "#AllAnnualList_LblTitle",
-            "#JeLblSyllabiHeader_lbl",
-        );
-        addRainbowBg(".infoListEntryOrgName");
-        addRainbowBg(".infoListBeforeLoginGrid");
-
-        // ログイン後のトップページ
-        addRainbowBg(".top_title_header", ".top_now_title");
-
-        // トップページのウェルカムメッセージ
-        changeQueryInnerHTML(["#loginHeader_lblWelcome_1_lbl"], "よおこそ、群馬大学ゲーミング教務システムへ");
-        changeQueryInnerHTML(
-            ["#loginHeader_lblWelcome_2_lbl"],
-            "このサイトでは、プレーヤーの群馬大学での𝑮𝒂𝒎𝒊𝒏𝒈 𝑳𝒊𝒇𝒆 𝑺𝒕𝒚𝒍𝒆をいい感じにします",
-        );
-
-        // トップページのお知らせ
-        changeQueryInnerHTML(["#AllAnnualList_LblTitle"], "ゲーミング ライフ スタイル");
-
-        // 受信メッセージ一覧
-        addRainbowBg("#ctl00_phContents_ctlMesReceive_gridMes tr");
-    }
-    static DisableRainbow() {}
-}
diff --git a/src/Moodle/index.ts b/src/Moodle/index.ts
deleted file mode 100644
index db53d19..0000000
--- a/src/Moodle/index.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import DisableRainbow from "./DisableRainbow";
-import EnableRainbow from "./EnableRainbow";
-
-export const HeaderAppendText = " Gaming Edition🎮";
-
-export default class Moodle {
-    static EnableRainbow() {
-        EnableRainbow();
-    }
-
-    static DisableRainbow() {
-        DisableRainbow();
-    }
-}
diff --git a/src/SSO/index.ts b/src/SSO/index.ts
deleted file mode 100644
index 192d740..0000000
--- a/src/SSO/index.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-import EnableRainbow from "./EnableRainbow";
-
-export default class SSO {
-    static EnableRainbow() {
-        EnableRainbow();
-    }
-    static DisableRainbow() {
-        //DisableRainbow();
-    }
-}
diff --git a/src/class/GundaiWebsite/index.ts b/src/class/GundaiWebsite/index.ts
new file mode 100644
index 0000000..5d2b779
--- /dev/null
+++ b/src/class/GundaiWebsite/index.ts
@@ -0,0 +1,10 @@
+export default class GundaiWebSite {
+    HeaderAppendText: string;
+    EnableRainbow: () => void;
+    DisableRainbow: () => void;
+    constructor() {
+        this.HeaderAppendText = "";
+        this.EnableRainbow = () => {};
+        this.DisableRainbow = () => {};
+    }
+}
diff --git a/src/class/Kyomu/index.ts b/src/class/Kyomu/index.ts
new file mode 100644
index 0000000..0a6f9a5
--- /dev/null
+++ b/src/class/Kyomu/index.ts
@@ -0,0 +1,45 @@
+import { addRainbowBg, addRainbowText } from "../../utils/addClass";
+import changeQueryInnerHTML from "../../utils/changeQueryInnerHTML";
+import GundaiWebSite from "../GundaiWebsite";
+
+export default class Kyomu extends GundaiWebSite {
+    constructor() {
+        super();
+        this.EnableRainbow = () => {
+            // ログインボタン
+            // https://qiita.com/Sekky0905/items/a88721f2af41050c93f2
+            const loginBtn: HTMLInputElement = <HTMLInputElement>document.getElementById("ctl21_btnLoginShibbolethGunma");
+            if (loginBtn) {
+                loginBtn.value = "群馬大学ゲーミング\nアカウントでログイン";
+            }
+
+            // ページ遷移リンク
+            addRainbowText(".commonTopPageLink", ".commonTopPageLinkWithPadding");
+
+            addRainbowText(
+                "#CtlInfLstBfrLginEmrgncy_LblTitle",
+                "#CtlInfLstBfrLginNrml_LblTitle",
+                "#AllAnnualList_LblTitle",
+                "#JeLblSyllabiHeader_lbl",
+            );
+            addRainbowBg(".infoListEntryOrgName");
+            addRainbowBg(".infoListBeforeLoginGrid");
+
+            // ログイン後のトップページ
+            addRainbowBg(".top_title_header", ".top_now_title");
+
+            // トップページのウェルカムメッセージ
+            changeQueryInnerHTML(["#loginHeader_lblWelcome_1_lbl"], "よおこそ、群馬大学ゲーミング教務システムへ");
+            changeQueryInnerHTML(
+                ["#loginHeader_lblWelcome_2_lbl"],
+                "このサイトでは、プレーヤーの群馬大学での𝑮𝒂𝒎𝒊𝒏𝒈 𝑳𝒊𝒇𝒆 𝑺𝒕𝒚𝒍𝒆をいい感じにします",
+            );
+
+            // トップページのお知らせ
+            changeQueryInnerHTML(["#AllAnnualList_LblTitle"], "ゲーミング ライフ スタイル");
+
+            // 受信メッセージ一覧
+            addRainbowBg("#ctl00_phContents_ctlMesReceive_gridMes tr");
+        };
+    }
+}
diff --git a/src/class/Media/index.ts b/src/class/Media/index.ts
new file mode 100644
index 0000000..6df406f
--- /dev/null
+++ b/src/class/Media/index.ts
@@ -0,0 +1,7 @@
+import GundaiWebSite from "../GundaiWebsite";
+
+export default class MediaCenter extends GundaiWebSite {
+    constructor() {
+        super();
+    }
+}
diff --git a/src/Moodle/DisableRainbow.ts b/src/class/Moodle/DisableRainbow.ts
similarity index 79%
rename from src/Moodle/DisableRainbow.ts
rename to src/class/Moodle/DisableRainbow.ts
index babe392..41fa305 100644
--- a/src/Moodle/DisableRainbow.ts
+++ b/src/class/Moodle/DisableRainbow.ts
@@ -1,5 +1,5 @@
-import { removeRainbowBg } from "../utils/addClass";
-import changeQueryInnerHTML from "../utils/changeQueryInnerHTML";
+import { removeRainbowBg } from "../../utils/addClass";
+import changeQueryInnerHTML from "../../utils/changeQueryInnerHTML";
 import { HeaderAppendText } from ".";
 
 export const DisableRainbow = () => {
diff --git a/src/Moodle/EnableRainbow.ts b/src/class/Moodle/EnableRainbow.ts
similarity index 89%
rename from src/Moodle/EnableRainbow.ts
rename to src/class/Moodle/EnableRainbow.ts
index 00bb894..67810d3 100644
--- a/src/Moodle/EnableRainbow.ts
+++ b/src/class/Moodle/EnableRainbow.ts
@@ -1,5 +1,5 @@
-import { addRainbowBg, addRainbowText } from "../utils/addClass";
-import changeQueryInnerHTML from "../utils/changeQueryInnerHTML";
+import { addRainbowBg, addRainbowText } from "../../utils/addClass";
+import changeQueryInnerHTML from "../../utils/changeQueryInnerHTML";
 import { HeaderAppendText } from ".";
 
 export const EnableRainbow = () => {
diff --git a/src/class/Moodle/index.ts b/src/class/Moodle/index.ts
new file mode 100644
index 0000000..c8f799f
--- /dev/null
+++ b/src/class/Moodle/index.ts
@@ -0,0 +1,13 @@
+import GundaiWebSite from "../GundaiWebsite";
+import DisableRainbow from "./DisableRainbow";
+import EnableRainbow from "./EnableRainbow";
+
+export const HeaderAppendText = " Gaming Edition🎮";
+
+export default class Moodle extends GundaiWebSite {
+    constructor() {
+        super();
+        this.EnableRainbow = EnableRainbow;
+        this.DisableRainbow = DisableRainbow;
+    }
+}
diff --git a/src/SSO/EnableRainbow.ts b/src/class/SSO/EnableRainbow.ts
similarity index 68%
rename from src/SSO/EnableRainbow.ts
rename to src/class/SSO/EnableRainbow.ts
index 4306b4c..a05f587 100644
--- a/src/SSO/EnableRainbow.ts
+++ b/src/class/SSO/EnableRainbow.ts
@@ -1,5 +1,5 @@
-import { addClass } from "../utils/addClass";
-import changeQueryInnerHTML from "../utils/changeQueryInnerHTML";
+import { addClass } from "../../utils/addClass";
+import changeQueryInnerHTML from "../../utils/changeQueryInnerHTML";
 
 export const EnableRainbow = () => {
     addClass([".header_column", ".input_form", ".input_column"], ["rainbow-bg"]);
diff --git a/src/class/SSO/index.ts b/src/class/SSO/index.ts
new file mode 100644
index 0000000..632bb78
--- /dev/null
+++ b/src/class/SSO/index.ts
@@ -0,0 +1,9 @@
+import GundaiWebSite from "../GundaiWebsite";
+import EnableRainbow from "./EnableRainbow";
+
+export default class SSO extends GundaiWebSite {
+    constructor() {
+        super();
+        this.EnableRainbow = EnableRainbow;
+    }
+}
diff --git a/src/content_kyomu.ts b/src/content_kyomu.ts
deleted file mode 100644
index b21d58c..0000000
--- a/src/content_kyomu.ts
+++ /dev/null
@@ -1,13 +0,0 @@
-import "./styles/gaming.scss";
-import "./styles/kyomu.scss";
-
-import Kyomu from "./Kyomu";
-import runIfEnabled from "./utils/runIfEnabled";
-
-window.addEventListener("load", async () => await runIfEnabled(Kyomu.EnableRainbow));
-
-chrome.runtime.onMessage.addListener((message) => {
-    if (message === "reload") {
-        location.reload();
-    }
-});
diff --git a/src/content_moodle.ts b/src/content_moodle.ts
deleted file mode 100644
index 6510bae..0000000
--- a/src/content_moodle.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-//import addClass from "./utils/addClass";
-import "./styles/moodle.scss";
-import "./styles/gaming.scss";
-
-import Moodle from "./Moodle";
-import runIfEnabled from "./utils/runIfEnabled";
-
-window.addEventListener("load", async () => await runIfEnabled(Moodle.EnableRainbow));
-
-chrome.runtime.onMessage.addListener((message) => {
-    if (message === "reload") location.reload();
-});
-
-// あとでリロード無しでゲーミングモード解除を実装する
-/*
-chrome.action.onClicked.addListener(async () => {
-    const isEnable = await isEnabled();
-    if (isEnable) {
-        EnableRainbow();
-    } else {
-        DisableRainbow();
-    }
-});
-*/
diff --git a/src/content_sso.ts b/src/content_sso.ts
deleted file mode 100644
index 383e031..0000000
--- a/src/content_sso.ts
+++ /dev/null
@@ -1,13 +0,0 @@
-import "./styles/gaming.scss";
-import "./styles/sso.scss";
-
-import SSO from "./SSO";
-import runIfEnabled from "./utils/runIfEnabled";
-
-window.addEventListener("load", async () => await runIfEnabled(SSO.EnableRainbow));
-
-chrome.runtime.onMessage.addListener((message) => {
-    if (message === "reload") {
-        location.reload();
-    }
-});
diff --git a/src/background.ts b/src/scripts/background.ts
similarity index 84%
rename from src/background.ts
rename to src/scripts/background.ts
index ff2bfc6..18791d8 100644
--- a/src/background.ts
+++ b/src/scripts/background.ts
@@ -1,5 +1,5 @@
-import getIsEnabled from "./utils/getIsEnabled";
-import { storage } from "./utils/storage";
+import getIsEnabled from "../utils/getIsEnabled";
+import { storage } from "../utils/storage";
 
 chrome.runtime.onInstalled.addListener(() => {
     storage.set({ enabled: true });
diff --git a/src/scripts/content_common.ts b/src/scripts/content_common.ts
new file mode 100644
index 0000000..59df46a
--- /dev/null
+++ b/src/scripts/content_common.ts
@@ -0,0 +1,8 @@
+import "../styles/gaming.scss";
+import "../styles/kyomu.scss";
+
+chrome.runtime.onMessage.addListener((message) => {
+    if (message === "reload") {
+        location.reload();
+    }
+});
diff --git a/src/scripts/content_kyomu.ts b/src/scripts/content_kyomu.ts
new file mode 100644
index 0000000..985fd25
--- /dev/null
+++ b/src/scripts/content_kyomu.ts
@@ -0,0 +1,4 @@
+import Kyomu from "../class/Kyomu";
+import loadGamingWebsite from "../utils/loadGamingWebsite";
+
+loadGamingWebsite(new Kyomu());
diff --git a/src/scripts/content_media.ts b/src/scripts/content_media.ts
new file mode 100644
index 0000000..f0cea97
--- /dev/null
+++ b/src/scripts/content_media.ts
@@ -0,0 +1 @@
+window.addEventListener("load", () => {});
diff --git a/src/scripts/content_moodle.ts b/src/scripts/content_moodle.ts
new file mode 100644
index 0000000..dc63254
--- /dev/null
+++ b/src/scripts/content_moodle.ts
@@ -0,0 +1,17 @@
+import Moodle from "../class/Moodle";
+import loadGamingWebsite from "../utils/loadGamingWebsite";
+
+//window.addEventListener("load", async () => await runFuncIfEnabled(Moodle.EnableRainbow));
+loadGamingWebsite(new Moodle());
+
+// あとでリロード無しでゲーミングモード解除を実装する
+/*
+chrome.action.onClicked.addListener(async () => {
+    const isEnable = await isEnabled();
+    if (isEnable) {
+        EnableRainbow();
+    } else {
+        DisableRainbow();
+    }
+});
+*/
diff --git a/src/scripts/content_sso.ts b/src/scripts/content_sso.ts
new file mode 100644
index 0000000..0e67306
--- /dev/null
+++ b/src/scripts/content_sso.ts
@@ -0,0 +1,6 @@
+import SSO from "../class/SSO";
+import loadGamingWebsite from "../utils/loadGamingWebsite";
+
+//window.addEventListener("load", async () => await runFuncIfEnabled(SSO.EnableRainbow));
+
+loadGamingWebsite(new SSO());
diff --git a/src/utils/loadGamingWebsite.ts b/src/utils/loadGamingWebsite.ts
new file mode 100644
index 0000000..1cad03e
--- /dev/null
+++ b/src/utils/loadGamingWebsite.ts
@@ -0,0 +1,6 @@
+import GundaiWebSite from "../class/GundaiWebsite";
+import runFuncIfEnabled from "./runFuncIfEnabled";
+
+export default function loadGamingWebsite(website: GundaiWebSite) {
+    window.addEventListener("load", async () => await runFuncIfEnabled(website.EnableRainbow));
+}
diff --git a/src/utils/runIfEnabled.ts b/src/utils/runFuncIfEnabled.ts
similarity index 66%
rename from src/utils/runIfEnabled.ts
rename to src/utils/runFuncIfEnabled.ts
index a893f8a..13a9c81 100644
--- a/src/utils/runIfEnabled.ts
+++ b/src/utils/runFuncIfEnabled.ts
@@ -1,6 +1,6 @@
 import getIsEnabled from "./getIsEnabled";
 
-export default async function runIfEnabled(func: () => void) {
+export default async function runFuncIfEnabled(func: () => void) {
     const isEnable = await getIsEnabled();
     if (isEnable) {
         func();
diff --git a/webpack.config.js b/webpack.config.js
index b40c269..e08467b 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,18 +1,25 @@
 /* eslint-disable @typescript-eslint/no-var-requires */
-const Path = require("path");
+const path = require("path");
+const fs = require("fs");
 const CopyPlugin = require("copy-webpack-plugin");
 const ESLintPlugin = require("eslint-webpack-plugin");
 
+const loadFilesInScripts = function () {
+    const dir = path.join(__dirname, "src/scripts");
+    const files = fs.readdirSync(dir);
+    const entry = {};
+    files.forEach(function (file) {
+        const name = file.replace(".ts", "").replace("content_", "");
+        entry[name] = path.join(dir, file);
+    });
+    return entry;
+};
+
 module.exports = {
-    entry: {
-        sso: "./src/content_sso.ts",
-        moodle: "./src/content_moodle.ts",
-        kyomu: "./src/content_kyomu.ts",
-        background: "./src/background.ts",
-    },
+    entry: loadFilesInScripts(),
 
     output: {
-        path: Path.join(__dirname, "dist"),
+        path: path.join(__dirname, "dist"),
         clean: true,
     },