diff --git a/packages/backend/src/server/web/ClientServerService.ts b/packages/backend/src/server/web/ClientServerService.ts
index c61ead3de0..24ab8b23df 100644
--- a/packages/backend/src/server/web/ClientServerService.ts
+++ b/packages/backend/src/server/web/ClientServerService.ts
@@ -491,7 +491,7 @@ export class ClientServerService {
 			return await reply.view('base', {
 				img: this.meta.bannerUrl,
 				url: this.config.url,
-				title: this.meta.name ?? 'Misskey',
+				title: this.meta.name ?? 'Sharkey',
 				desc: this.meta.description,
 				...await this.generateCommonPugData(this.meta),
 				...data,
@@ -817,7 +817,7 @@ export class ClientServerService {
 
 			reply.header('Cache-Control', 'public, max-age=3600');
 			return await reply.view('base-embed', {
-				title: this.meta.name ?? 'Misskey',
+				title: this.meta.name ?? 'Sharkey',
 				...await this.generateCommonPugData(this.meta),
 				embedCtx: htmlSafeJsonStringify({
 					user: _user,
@@ -840,7 +840,7 @@ export class ClientServerService {
 
 			reply.header('Cache-Control', 'public, max-age=3600');
 			return await reply.view('base-embed', {
-				title: this.meta.name ?? 'Misskey',
+				title: this.meta.name ?? 'Sharkey',
 				...await this.generateCommonPugData(this.meta),
 				embedCtx: htmlSafeJsonStringify({
 					note: _note,
@@ -861,7 +861,7 @@ export class ClientServerService {
 
 			reply.header('Cache-Control', 'public, max-age=3600');
 			return await reply.view('base-embed', {
-				title: this.meta.name ?? 'Misskey',
+				title: this.meta.name ?? 'Sharkey',
 				...await this.generateCommonPugData(this.meta),
 				embedCtx: htmlSafeJsonStringify({
 					clip: _clip,
@@ -874,7 +874,7 @@ export class ClientServerService {
 
 			reply.header('Cache-Control', 'public, max-age=3600');
 			return await reply.view('base-embed', {
-				title: this.meta.name ?? 'Misskey',
+				title: this.meta.name ?? 'Sharkey',
 				...await this.generateCommonPugData(this.meta),
 			});
 		});
diff --git a/packages/backend/src/server/web/boot.embed.js b/packages/backend/src/server/web/boot.embed.js
index 48d1cd262b..dfa23d3afd 100644
--- a/packages/backend/src/server/web/boot.embed.js
+++ b/packages/backend/src/server/web/boot.embed.js
@@ -116,14 +116,14 @@
 		}
 		document.body.innerHTML = `<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="icon"><path stroke="none" d="M0 0h24v24H0z" fill="none"/><path d="M12 12m-9 0a9 9 0 1 0 18 0a9 9 0 1 0 -18 0" /><path d="M12 9v4" /><path d="M12 16v.01" /></svg>
 		<div class="message">読み込みに失敗しました</div>
-		<div class="submessage">Failed to initialize Misskey</div>
+		<div class="submessage">Failed to initialize Sharkey</div>
 		<div class="submessage">Error Code: ${code}</div>
 		<button onclick="location.reload(!0)">
 			<div>リロード</div>
 			<div><small>Reload</small></div>
 		</button>`;
 		addStyle(`
-		#misskey_app,
+		#sharkey_app,
 		#splash {
 			display: none !important;
 		}
diff --git a/packages/backend/src/server/web/views/base-embed.pug b/packages/backend/src/server/web/views/base-embed.pug
index 543fb9c04c..6ef9281b8f 100644
--- a/packages/backend/src/server/web/views/base-embed.pug
+++ b/packages/backend/src/server/web/views/base-embed.pug
@@ -9,11 +9,11 @@ html(class='embed')
 
 	head
 		meta(charset='utf-8')
-		meta(name='application-name' content='Misskey')
+		meta(name='application-name' content='Sharkey')
 		meta(name='referrer' content='origin')
 		meta(name='theme-color' content= themeColor || '#86b300')
 		meta(name='theme-color-orig' content= themeColor || '#86b300')
-		meta(property='og:site_name' content= instanceName || 'Misskey')
+		meta(property='og:site_name' content= instanceName || 'Sharkey')
 		meta(property='instance_url' content= instanceUrl)
 		meta(name='viewport' content='width=device-width, initial-scale=1')
 		meta(name='format-detection' content='telephone=no,date=no,address=no,email=no,url=no')
@@ -32,7 +32,7 @@ html(class='embed')
 
 		title
 			block title
-				= title || 'Misskey'
+				= title || 'Sharkey'
 
 		block meta
 			meta(name='robots' content='noindex')
diff --git a/packages/frontend-embed/src/boot.ts b/packages/frontend-embed/src/boot.ts
index 3388fcc603..7a16efe4ab 100644
--- a/packages/frontend-embed/src/boot.ts
+++ b/packages/frontend-embed/src/boot.ts
@@ -22,7 +22,7 @@ import { serverContext } from '@/server-context.js';
 
 import type { Theme } from '@/theme.js';
 
-console.log('Misskey Embed');
+console.log('Sharkey Embed');
 
 //#region Embedパラメータの取得・パース
 const params = new URLSearchParams(location.search);
@@ -100,7 +100,7 @@ app.provide(DI.embedParams, embedParams);
 // https://github.com/misskey-dev/misskey/pull/8575#issuecomment-1114239210
 // なぜか2回実行されることがあるため、mountするdivを1つに制限する
 const rootEl = ((): HTMLElement => {
-	const MISSKEY_MOUNT_DIV_ID = 'misskey_app';
+	const MISSKEY_MOUNT_DIV_ID = 'sharkey_app';
 
 	const currentRoot = document.getElementById(MISSKEY_MOUNT_DIV_ID);
 
diff --git a/packages/frontend-embed/src/index.html b/packages/frontend-embed/src/index.html
index 47b0b0e84e..2dbfcc5ddf 100644
--- a/packages/frontend-embed/src/index.html
+++ b/packages/frontend-embed/src/index.html
@@ -25,12 +25,12 @@
 			connect-src 'self' localhost:3000 localhost:5173 127.0.0.1:5173 127.0.0.1:3000 https://newassets.hcaptcha.com;
 			frame-src *;"
 	/>
-	<meta property="og:site_name" content="[DEV BUILD] Misskey" />
+	<meta property="og:site_name" content="[DEV BUILD] Sharkey" />
 	<meta name="viewport" content="width=device-width, initial-scale=1">
 </head>
 
 <body>
-<div id="misskey_app"></div>
+<div id="sharkey_app"></div>
 <script type="module" src="./boot.ts"></script>
 </body>
 </html>
diff --git a/packages/frontend-embed/src/style.scss b/packages/frontend-embed/src/style.scss
index 5381ca6c67..f949d36a31 100644
--- a/packages/frontend-embed/src/style.scss
+++ b/packages/frontend-embed/src/style.scss
@@ -63,7 +63,7 @@ html, body {
 	scroll-behavior: smooth;
 }
 
-#misskey_app {
+#sharkey_app {
 	height: 100%;
 }