diff --git a/package-lock.json b/package-lock.json
index f3533798b3..5e426edf29 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -36,12 +36,14 @@
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+        "@intlify/shared": "^10.0.0",
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+        "vue": "^3.0.0",
+        "vue-i18n": "^9.0.0 || ^10.0.0 || ^11.0.0"
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@@ -2282,6 +2544,49 @@
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+      "license": "MIT",
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+      "license": "MIT"
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+      "license": "MIT",
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@@ -6059,6 +6364,13 @@
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@@ -10061,6 +10373,25 @@
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+      "license": "MIT",
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+        "eslint-visitor-keys": "^3.0.0",
+        "espree": "^9.0.0",
+        "semver": "^7.3.5"
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@@ -11087,6 +11418,19 @@
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@@ -12163,6 +12507,18 @@
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@@ -16958,6 +17321,26 @@
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+      "license": "ISC",
+      "bin": {
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+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/yaml-eslint-parser/-/yaml-eslint-parser-1.2.3.tgz",
+      "integrity": "sha512-4wZWvE398hCP7O8n3nXKu/vdq1HcH01ixYlCREaJL5NUMwQ0g3MaGFUBNSlmBtKmhbtVG/Cm6lyYmSVTEVil8A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "eslint-visitor-keys": "^3.0.0",
+        "lodash": "^4.17.21",
+        "yaml": "^2.0.0"
+      },
+      "engines": {
+        "node": "^14.17.0 || >=16.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ota-meshi"
+      }
+    },
     "node_modules/yargs": {
       "version": "17.2.1",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.2.1.tgz",
diff --git a/package.json b/package.json
index c705d416d1..72385fe1cb 100644
--- a/package.json
+++ b/package.json
@@ -70,6 +70,7 @@
     "systeminformation": "5.21.15",
     "tree-kill": "1.2.2",
     "vue": "3.5.13",
+    "vue-i18n": "10.0.5",
     "vuedraggable": "4.1.0",
     "vuex": "4.0.2",
     "zod": "3.22.4"
@@ -79,6 +80,7 @@
   },
   "devDependencies": {
     "@chromatic-com/storybook": "1.5.0",
+    "@intlify/unplugin-vue-i18n": "6.0.3",
     "@openapitools/openapi-generator-cli": "2.15.3",
     "@playwright/test": "1.48.2",
     "@quasar/vite-plugin": "1.8.1",
diff --git a/src/components/Talk/AudioDetail.vue b/src/components/Talk/AudioDetail.vue
index a1696436fb..864be058e2 100644
--- a/src/components/Talk/AudioDetail.vue
+++ b/src/components/Talk/AudioDetail.vue
@@ -52,11 +52,11 @@
             マウスホイールを使って<br />
             スライダーを微調整できます。
           </p>
-          ホイール: ±0.1<br />
-          <span v-if="isMac">Command</span><span v-else>Ctrl</span> + ホイール:
-          ±0.01<br />
-          <span v-if="isMac">Option</span><span v-else>Alt</span> + ホイール:
-          一括調整
+          {{ t("message.wheel") }}: ±0.1<br />
+          <span v-if="isMac">Command</span><span v-else>Ctrl</span> +
+          {{ t("message.wheel") }}: ±0.01<br />
+          <span v-if="isMac">Option</span><span v-else>Alt</span> +
+          {{ t("message.wheel") }}: 一括調整
         </ToolTip>
         <AccentPhrase
           v-for="(accentPhrase, accentPhraseIndex) in accentPhrases"
@@ -82,6 +82,7 @@
 
 <script setup lang="ts">
 import { computed, nextTick, ref, watch } from "vue";
+import { useI18n } from "vue-i18n";
 import AccentPhrase from "./AccentPhrase.vue";
 import ToolTip from "@/components/ToolTip.vue";
 import { useStore } from "@/store";
@@ -92,6 +93,8 @@ import { useShiftKey, useAltKey } from "@/composables/useModifierKey";
 import { useHotkeyManager } from "@/plugins/hotkeyPlugin";
 import { handlePossiblyNotMorphableError } from "@/store/audioGenerate";
 
+const { t } = useI18n();
+
 const props = defineProps<{
   activeAudioKey: AudioKey;
 }>();
diff --git a/src/locales/en.json b/src/locales/en.json
new file mode 100644
index 0000000000..6f28b26353
--- /dev/null
+++ b/src/locales/en.json
@@ -0,0 +1,5 @@
+{
+  "message": {
+    "wheel": "wheel"
+  }
+}
diff --git a/src/locales/ja.json b/src/locales/ja.json
new file mode 100644
index 0000000000..04b2437400
--- /dev/null
+++ b/src/locales/ja.json
@@ -0,0 +1,5 @@
+{
+  "message": {
+    "wheel": "ホイール"
+  }
+}
diff --git a/src/main.ts b/src/main.ts
index 838b961b58..9be23c0b36 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,10 +1,15 @@
 import { createApp } from "vue";
+import { createI18n } from "vue-i18n";
 import { createGtm } from "@gtm-support/vue-gtm";
 import { Quasar, Dialog, Loading, Notify } from "quasar";
 import iconSet from "quasar/icon-set/material-icons";
 import { store, storeKey } from "./store";
 import { ipcMessageReceiver } from "./plugins/ipcMessageReceiverPlugin";
 import { hotkeyPlugin } from "./plugins/hotkeyPlugin";
+
+import en from "./locales/en.json";
+import ja from "./locales/ja.json";
+
 import App from "@/components/App.vue";
 import { markdownItPlugin } from "@/plugins/markdownItPlugin";
 
@@ -16,6 +21,18 @@ import "./styles/_index.scss";
 //       ため、それを防止するため自前でdataLayerをあらかじめ用意する
 window.dataLayer = [];
 
+type MessageSchema = typeof ja;
+
+const i18n = createI18n<[MessageSchema], "en" | "ja">({
+  legacy: false,
+  locale: "ja",
+  fallbackLocale: "en",
+  messages: {
+    en,
+    ja,
+  },
+});
+
 createApp(App)
   .use(store, storeKey)
   .use(
@@ -43,4 +60,5 @@ createApp(App)
   .use(hotkeyPlugin)
   .use(ipcMessageReceiver, { store })
   .use(markdownItPlugin)
+  .use(i18n)
   .mount("#app");
diff --git a/tsconfig.json b/tsconfig.json
index 88a9086d6f..54bba3b924 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -14,7 +14,7 @@
     "resolveJsonModule": true,
     "sourceMap": true,
     "baseUrl": ".",
-    "types": ["vitest/globals"],
+    "types": ["vitest/globals", "@intlify/unplugin-vue-i18n/messages"],
     "paths": {
       "@/*": ["src/*"]
     },
diff --git a/vite.config.mts b/vite.config.mts
index e4da29c038..f1440b9bd0 100644
--- a/vite.config.mts
+++ b/vite.config.mts
@@ -8,6 +8,7 @@ import vue from "@vitejs/plugin-vue";
 import checker from "vite-plugin-checker";
 import { BuildOptions, defineConfig, loadEnv, Plugin } from "vite";
 import { quasar } from "@quasar/vite-plugin";
+import VueI18nPlugin from "@intlify/unplugin-vue-i18n/vite";
 import { z } from "zod";
 
 const isElectron = process.env.VITE_TARGET === "electron";
@@ -76,6 +77,9 @@ export default defineConfig((options) => {
     plugins: [
       vue(),
       quasar({ autoImportComponentCase: "pascal" }),
+      VueI18nPlugin({
+        include: path.resolve(__dirname, "./src/locales/**")
+      }),
       mode !== "test" &&
         checker({
           overlay: false,