diff --git a/packages/client/src/ui/visitor/b.vue b/packages/client/src/ui/visitor/b.vue
index aaaa19568..3482d8fae 100644
--- a/packages/client/src/ui/visitor/b.vue
+++ b/packages/client/src/ui/visitor/b.vue
@@ -16,7 +16,7 @@
 			</main>
 			<div v-if="!root" class="powered-by">
 				<b><MkA to="/">{{ host }}</MkA></b>
-				<small>Powered by <a href="https://github.com/misskey-dev/misskey" target="_blank">Misskey</a></small>
+				<small>Powered by <a href="https://akkoma.dev/FoundKeyGang/FoundKey" target="_blank">FoundKey</a></small>
 			</div>
 		</div>
 	</div>
diff --git a/packages/client/src/ui/visitor/kanban.vue b/packages/client/src/ui/visitor/kanban.vue
index c5818d6cc..63046a361 100644
--- a/packages/client/src/ui/visitor/kanban.vue
+++ b/packages/client/src/ui/visitor/kanban.vue
@@ -29,7 +29,7 @@
 				</div>
 				<div v-if="poweredBy" class="powered-by">
 					<b><MkA to="/">{{ host }}</MkA></b>
-					<small>Powered by <a href="https://github.com/misskey-dev/misskey" target="_blank">Misskey</a></small>
+					<small>Powered by <a href="https://akkoma.dev/FoundKeyGang/FoundKey" target="_blank">FoundKey</a></small>
 				</div>
 			</template>
 		</div>
diff --git a/packages/foundkey-js/test-d/api.ts b/packages/foundkey-js/test-d/api.ts
index ce793f6fd..0ff2c6f2b 100644
--- a/packages/foundkey-js/test-d/api.ts
+++ b/packages/foundkey-js/test-d/api.ts
@@ -1,45 +1,45 @@
 import { expectType } from 'tsd';
-import * as Misskey from '../src';
+import * as foundkey from '../src';
 
 describe('API', () => {
 	test('success', async () => {
-		const cli = new Misskey.api.APIClient({
-			origin: 'https://misskey.test',
+		const cli = new foundkey.api.APIClient({
+			origin: 'https://foundkey.test',
 			credential: 'TOKEN'
 		});
 		const res = await cli.request('meta', { detail: true });
-		expectType<Misskey.entities.DetailedInstanceMetadata>(res);
+		expectType<foundkey.entities.DetailedInstanceMetadata>(res);
 	});
 
 	test('conditional respose type (meta)', async () => {
-		const cli = new Misskey.api.APIClient({
-			origin: 'https://misskey.test',
+		const cli = new foundkey.api.APIClient({
+			origin: 'https://foundkey.test',
 			credential: 'TOKEN'
 		});
 
 		const res = await cli.request('meta', { detail: true });
-		expectType<Misskey.entities.DetailedInstanceMetadata>(res);
+		expectType<foundkey.entities.DetailedInstanceMetadata>(res);
 
 		const res2 = await cli.request('meta', { detail: false });
-		expectType<Misskey.entities.LiteInstanceMetadata>(res2);
+		expectType<foundkey.entities.LiteInstanceMetadata>(res2);
 
 		const res3 = await cli.request('meta', { });
-		expectType<Misskey.entities.LiteInstanceMetadata>(res3);
+		expectType<foundkey.entities.LiteInstanceMetadata>(res3);
 
 		const res4 = await cli.request('meta', { detail: true as boolean });
-		expectType<Misskey.entities.LiteInstanceMetadata | Misskey.entities.DetailedInstanceMetadata>(res4);
+		expectType<foundkey.entities.LiteInstanceMetadata | foundkey.entities.DetailedInstanceMetadata>(res4);
 	});
 
 	test('conditional respose type (users/show)', async () => {
-		const cli = new Misskey.api.APIClient({
-			origin: 'https://misskey.test',
+		const cli = new foundkey.api.APIClient({
+			origin: 'https://foundkey.test',
 			credential: 'TOKEN'
 		});
 
 		const res = await cli.request('users/show', { userId: 'xxxxxxxx' });
-		expectType<Misskey.entities.UserDetailed>(res);
+		expectType<foundkey.entities.UserDetailed>(res);
 
 		const res2 = await cli.request('users/show', { userIds: ['xxxxxxxx'] });
-		expectType<Misskey.entities.UserDetailed[]>(res2);
+		expectType<foundkey.entities.UserDetailed[]>(res2);
 	});
 });
diff --git a/packages/foundkey-js/test-d/streaming.ts b/packages/foundkey-js/test-d/streaming.ts
index 7ff7f9599..7f257ca4d 100644
--- a/packages/foundkey-js/test-d/streaming.ts
+++ b/packages/foundkey-js/test-d/streaming.ts
@@ -1,17 +1,17 @@
 import { expectType } from 'tsd';
-import * as Misskey from '../src';
+import * as foundkey from '../src';
 
 describe('Streaming', () => {
 	test('emit type', async () => {
-		const stream = new Misskey.Stream('https://misskey.test', { token: 'TOKEN' });
+		const stream = new foundkey.Stream('https://foundkey.test', { token: 'TOKEN' });
 		const mainChannel = stream.useChannel('main');
 		mainChannel.on('notification', notification => {
-			expectType<Misskey.entities.Notification>(notification);
+			expectType<foundkey.entities.Notification>(notification);
 		});
 	});
 
 	test('params type', async () => {
-		const stream = new Misskey.Stream('https://misskey.test', { token: 'TOKEN' });
+		const stream = new foundkey.Stream('https://foundkey.test', { token: 'TOKEN' });
 		// TODO: 「stream.useChannel の第二引数として受け入れる型が
 		// {
 		//   otherparty?: User['id'] | null;
@@ -20,7 +20,7 @@ describe('Streaming', () => {
 		// になっている」というテストを行いたいけどtsdでの書き方がわからない
 		const messagingChannel = stream.useChannel('messaging', { otherparty: 'aaa' });
 		messagingChannel.on('message', message => {
-			expectType<Misskey.entities.MessagingMessage>(message);
+			expectType<foundkey.entities.MessagingMessage>(message);
 		});
 	});
 });
diff --git a/packages/foundkey-js/test/api.ts b/packages/foundkey-js/test/api.ts
index 47c837801..ae3ca7181 100644
--- a/packages/foundkey-js/test/api.ts
+++ b/packages/foundkey-js/test/api.ts
@@ -20,7 +20,7 @@ describe('API', () => {
 		fetchMock.resetMocks();
 		fetchMock.mockResponse(async (req) => {
 			const body = await req.json();
-			if (req.method == 'POST' && req.url == 'https://misskey.test/api/i') {
+			if (req.method == 'POST' && req.url == 'https://foundkey.test/api/i') {
 				if (body.i === 'TOKEN') {
 					return JSON.stringify({ id: 'foo' });
 				} else {
@@ -32,7 +32,7 @@ describe('API', () => {
 		});
 
 		const cli = new APIClient({
-			origin: 'https://misskey.test',
+			origin: 'https://foundkey.test',
 			credential: 'TOKEN',
 		});
 
@@ -43,7 +43,7 @@ describe('API', () => {
 		});
 
 		expect(getFetchCall(fetchMock.mock.calls[0])).toEqual({
-			url: 'https://misskey.test/api/i',
+			url: 'https://foundkey.test/api/i',
 			method: 'POST',
 			body: { i: 'TOKEN' }
 		});
@@ -53,7 +53,7 @@ describe('API', () => {
 		fetchMock.resetMocks();
 		fetchMock.mockResponse(async (req) => {
 			const body = await req.json();
-			if (req.method == 'POST' && req.url == 'https://misskey.test/api/notes/show') {
+			if (req.method == 'POST' && req.url == 'https://foundkey.test/api/notes/show') {
 				if (body.i === 'TOKEN' && body.noteId === 'aaaaa') {
 					return JSON.stringify({ id: 'foo' });
 				} else {
@@ -65,7 +65,7 @@ describe('API', () => {
 		});
 
 		const cli = new APIClient({
-			origin: 'https://misskey.test',
+			origin: 'https://foundkey.test',
 			credential: 'TOKEN',
 		});
 
@@ -76,7 +76,7 @@ describe('API', () => {
 		});
 
 		expect(getFetchCall(fetchMock.mock.calls[0])).toEqual({
-			url: 'https://misskey.test/api/notes/show',
+			url: 'https://foundkey.test/api/notes/show',
 			method: 'POST',
 			body: { i: 'TOKEN', noteId: 'aaaaa' }
 		});
@@ -85,7 +85,7 @@ describe('API', () => {
 	test('204 No Content で null が返る', async () => {
 		fetchMock.resetMocks();
 		fetchMock.mockResponse(async (req) => {
-			if (req.method == 'POST' && req.url == 'https://misskey.test/api/reset-password') {
+			if (req.method == 'POST' && req.url == 'https://foundkey.test/api/reset-password') {
 				return { status: 204 };
 			} else {
 				return { status: 404 };
@@ -93,7 +93,7 @@ describe('API', () => {
 		});
 
 		const cli = new APIClient({
-			origin: 'https://misskey.test',
+			origin: 'https://foundkey.test',
 			credential: 'TOKEN',
 		});
 
@@ -102,7 +102,7 @@ describe('API', () => {
 		expect(res).toEqual(null);
 
 		expect(getFetchCall(fetchMock.mock.calls[0])).toEqual({
-			url: 'https://misskey.test/api/reset-password',
+			url: 'https://foundkey.test/api/reset-password',
 			method: 'POST',
 			body: { i: 'TOKEN', token: 'aaa', password: 'aaa' }
 		});
@@ -112,7 +112,7 @@ describe('API', () => {
 		fetchMock.resetMocks();
 		fetchMock.mockResponse(async (req) => {
 			const body = await req.json();
-			if (req.method == 'POST' && req.url == 'https://misskey.test/api/i') {
+			if (req.method == 'POST' && req.url == 'https://foundkey.test/api/i') {
 				if (typeof body.i === 'string') {
 					return JSON.stringify({ id: 'foo' });
 				} else {
@@ -134,7 +134,7 @@ describe('API', () => {
 
 		try {
 			const cli = new APIClient({
-				origin: 'https://misskey.test',
+				origin: 'https://foundkey.test',
 				credential: 'TOKEN',
 			});
 	
@@ -162,7 +162,7 @@ describe('API', () => {
 
 		try {
 			const cli = new APIClient({
-				origin: 'https://misskey.test',
+				origin: 'https://foundkey.test',
 				credential: 'TOKEN',
 			});
 	
@@ -179,7 +179,7 @@ describe('API', () => {
 
 		try {
 			const cli = new APIClient({
-				origin: 'https://misskey.test',
+				origin: 'https://foundkey.test',
 				credential: 'TOKEN',
 			});
 	
@@ -200,7 +200,7 @@ describe('API', () => {
 
 		try {
 			const cli = new APIClient({
-				origin: 'https://misskey.test',
+				origin: 'https://foundkey.test',
 				credential: 'TOKEN',
 			});
 	
diff --git a/packages/foundkey-js/test/streaming.ts b/packages/foundkey-js/test/streaming.ts
index 913db8b28..7fbb8e2f2 100644
--- a/packages/foundkey-js/test/streaming.ts
+++ b/packages/foundkey-js/test/streaming.ts
@@ -3,8 +3,8 @@ import Stream from '../src/streaming';
 
 describe('Streaming', () => {
 	test('useChannel', async () => {
-		const server = new WS('wss://misskey.test/streaming');
-		const stream = new Stream('https://misskey.test', { token: 'TOKEN' });
+		const server = new WS('wss://foundkey.test/streaming');
+		const stream = new Stream('https://foundkey.test', { token: 'TOKEN' });
 		const mainChannelReceived: any[] = [];
 		const main = stream.useChannel('main');
 		main.on('meUpdated', payload => {
@@ -40,8 +40,8 @@ describe('Streaming', () => {
 	});
 
 	test('useChannel with parameters', async () => {
-		const server = new WS('wss://misskey.test/streaming');
-		const stream = new Stream('https://misskey.test', { token: 'TOKEN' });
+		const server = new WS('wss://foundkey.test/streaming');
+		const stream = new Stream('https://foundkey.test', { token: 'TOKEN' });
 		const messagingChannelReceived: any[] = [];
 		const messaging = stream.useChannel('messaging', { otherparty: 'aaa' });
 		messaging.on('message', payload => {
@@ -78,8 +78,8 @@ describe('Streaming', () => {
 	});
 
 	test('ちゃんとチャンネルごとにidが異なる', async () => {
-		const server = new WS('wss://misskey.test/streaming');
-		const stream = new Stream('https://misskey.test', { token: 'TOKEN' });
+		const server = new WS('wss://foundkey.test/streaming');
+		const stream = new Stream('https://foundkey.test', { token: 'TOKEN' });
 
 		stream.useChannel('messaging', { otherparty: 'aaa' });
 		stream.useChannel('messaging', { otherparty: 'bbb' });
@@ -101,8 +101,8 @@ describe('Streaming', () => {
 	});
 
 	test('Connection#send', async () => {
-		const server = new WS('wss://misskey.test/streaming');
-		const stream = new Stream('https://misskey.test', { token: 'TOKEN' });
+		const server = new WS('wss://foundkey.test/streaming');
+		const stream = new Stream('https://foundkey.test', { token: 'TOKEN' });
 
 		const messaging = stream.useChannel('messaging', { otherparty: 'aaa' });
 		messaging.send('read', { id: 'aaa' });
@@ -124,8 +124,8 @@ describe('Streaming', () => {
 	});
 
 	test('Connection#dispose', async () => {
-		const server = new WS('wss://misskey.test/streaming');
-		const stream = new Stream('https://misskey.test', { token: 'TOKEN' });
+		const server = new WS('wss://foundkey.test/streaming');
+		const stream = new Stream('https://foundkey.test', { token: 'TOKEN' });
 		const mainChannelReceived: any[] = [];
 		const main = stream.useChannel('main');
 		main.on('meUpdated', payload => {