diff --git a/packages/backend/src/server/api/endpoints/messaging/messages.ts b/packages/backend/src/server/api/endpoints/messaging/messages.ts
index c16a34d004..68f914b93a 100644
--- a/packages/backend/src/server/api/endpoints/messaging/messages.ts
+++ b/packages/backend/src/server/api/endpoints/messaging/messages.ts
@@ -51,24 +51,16 @@ export const meta = {
 export const paramDef = {
 	type: 'object',
 	properties: {
+		userId: { type: 'string', format: 'misskey:id' },
+		groupId: { type: 'string', format: 'misskey:id' },
 		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
 		sinceId: { type: 'string', format: 'misskey:id' },
 		untilId: { type: 'string', format: 'misskey:id' },
 		markAsRead: { type: 'boolean', default: true },
 	},
 	anyOf: [
-		{
-			properties: {
-				userId: { type: 'string', format: 'misskey:id' },
-			},
-			required: ['userId'],
-		},
-		{
-			properties: {
-				groupId: { type: 'string', format: 'misskey:id' },
-			},
-			required: ['groupId'],
-		},
+		{ required: ['userId'] },
+		{ required: ['groupId'] },
 	],
 } as const;
 
diff --git a/packages/backend/src/server/api/endpoints/messaging/messages/create.ts b/packages/backend/src/server/api/endpoints/messaging/messages/create.ts
index ad35bd2903..d8da5c202e 100644
--- a/packages/backend/src/server/api/endpoints/messaging/messages/create.ts
+++ b/packages/backend/src/server/api/endpoints/messaging/messages/create.ts
@@ -75,22 +75,14 @@ export const meta = {
 export const paramDef = {
 	type: 'object',
 	properties: {
+		userId: { type: 'string', format: 'misskey:id' },
+		groupId: { type: 'string', format: 'misskey:id' },
 		text: { type: 'string', nullable: true, maxLength: 3000 },
 		fileId: { type: 'string', format: 'misskey:id' },
 	},
 	anyOf: [
-		{
-			properties: {
-				userId: { type: 'string', format: 'misskey:id' },
-			},
-			required: ['userId'],
-		},
-		{
-			properties: {
-				groupId: { type: 'string', format: 'misskey:id' },
-			},
-			required: ['groupId'],
-		},
+		{ required: ['userId'] },
+		{ required: ['groupId'] },
 	],
 } as const;
 
diff --git a/packages/backend/src/server/api/stream/channels/media-timeline.ts b/packages/backend/src/server/api/stream/channels/media-timeline.ts
index 0855f169c6..0762506962 100644
--- a/packages/backend/src/server/api/stream/channels/media-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/media-timeline.ts
@@ -12,6 +12,7 @@ class MediaTimelineChannel extends Channel {
 	public readonly chName = 'mediaTimeline';
 	public static shouldShare = true;
 	public static requireCredential = false;
+	private withReplies: boolean;
 
 	constructor(
 		private metaService: MetaService,
@@ -30,6 +31,8 @@ class MediaTimelineChannel extends Channel {
 		const policies = await this.roleService.getUserPolicies(this.user ? this.user.id : null);
 		if (!policies.ltlAvailable) return;
 
+		this.withReplies = params.withReplies as boolean;
+
 		// Subscribe events
 		this.subscriber.on('notesStream', this.onNote);
 	}
@@ -54,7 +57,7 @@ class MediaTimelineChannel extends Channel {
 		}
 
 		// 関係ない返信は除外
-		if (note.reply && this.user && !this.user.showTimelineReplies) {
+		if (note.reply && this.user && !this.withReplies) {
 			const reply = note.reply;
 			// 「チャンネル接続主への返信」でもなければ、「チャンネル接続主が行った返信」でもなければ、「投稿者の投稿者自身への返信」でもない場合
 			if (reply.userId !== this.user.id && note.userId !== this.user.id && reply.userId !== note.userId) return;
diff --git a/packages/frontend/src/components/MkNotifications-Pages.vue b/packages/frontend/src/components/MkNotifications-Pages.vue
deleted file mode 100644
index e4c0b750a0..0000000000
--- a/packages/frontend/src/components/MkNotifications-Pages.vue
+++ /dev/null
@@ -1,104 +0,0 @@
-<template>
-<MkPagination ref="pagingComponent" :pagination="pagination">
-	<template #empty>
-		<div class="_fullinfo">
-			<img src="https://xn--931a.moe/assets/info.jpg" class="_ghost"/>
-			<div>{{ i18n.ts.noNotifications }}</div>
-		</div>
-	</template>
-
-	<template #default="{ items: notifications }">
-		<XList v-slot="{ item: notification }" class="elsfgstc" :items="notifications" :no-gap="false">
-			<XNote v-if="['reply', 'quote', 'mention'].includes(notification.type)" :key="notification.id" :note="notification.note" class="_panel"/>
-			<XNotification v-else :key="notification.id" :notification="notification" :with-time="true" :full="true" class="_panel notification"/>
-		</XList>
-	</template>
-</MkPagination>
-</template>
-
-<script lang="ts" setup>
-import { defineComponent, markRaw, onUnmounted, onMounted, computed, ref } from 'vue';
-import { notificationTypes } from 'cherrypick-js';
-import MkPagination, { Paging } from '@/components/MkPagination.vue';
-import XNotification from '@/components/MkNotification.vue';
-import XList from '@/components/MkDateSeparatedList.vue';
-import XNote from '@/components/MkNote.vue';
-import * as os from '@/os';
-import { stream } from '@/stream';
-import { $i } from '@/account';
-import { i18n } from '@/i18n';
-
-const props = defineProps<{
-	includeTypes?: typeof notificationTypes[number][];
-	unreadOnly?: boolean;
-}>();
-
-const pagingComponent = ref<InstanceType<typeof MkPagination>>();
-
-const pagination: Paging = {
-	endpoint: 'i/notifications' as const,
-	limit: 10,
-	params: computed(() => ({
-		includeTypes: props.includeTypes ?? undefined,
-		excludeTypes: props.includeTypes ? undefined : $i.mutingNotificationTypes,
-		unreadOnly: props.unreadOnly,
-	})),
-};
-
-const onNotification = (notification) => {
-	const isMuted = props.includeTypes ? !props.includeTypes.includes(notification.type) : $i.mutingNotificationTypes.includes(notification.type);
-	if (isMuted || document.visibilityState === 'visible') {
-		stream.send('readNotification', {
-			id: notification.id,
-		});
-	}
-
-	if (!isMuted) {
-		pagingComponent.value.prepend({
-			...notification,
-			isRead: document.visibilityState === 'visible',
-		});
-	}
-};
-
-let connection;
-
-onMounted(() => {
-	connection = stream.useChannel('main');
-	connection.on('notification', onNotification);
-	connection.on('readAllNotifications', () => {
-		if (pagingComponent.value) {
-			for (const item of pagingComponent.value.queue) {
-				item.isRead = true;
-			}
-			for (const item of pagingComponent.value.items) {
-				item.isRead = true;
-			}
-		}
-	});
-	connection.on('readNotifications', notificationIds => {
-		if (pagingComponent.value) {
-			for (let i = 0; i < pagingComponent.value.queue.length; i++) {
-				if (notificationIds.includes(pagingComponent.value.queue[i].id)) {
-					pagingComponent.value.queue[i].isRead = true;
-				}
-			}
-			for (let i = 0; i < (pagingComponent.value.items || []).length; i++) {
-				if (notificationIds.includes(pagingComponent.value.items[i].id)) {
-					pagingComponent.value.items[i].isRead = true;
-				}
-			}
-		}
-	});
-});
-
-onUnmounted(() => {
-	if (connection) connection.dispose();
-});
-</script>
-
-<style lang="scss" scoped>
-.elsfgstc {
-	//background: var(--panel);
-}
-</style>
diff --git a/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts b/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
index 5d11b96630..4b81f2a5d9 100644
--- a/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
+++ b/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
@@ -218,9 +218,9 @@ export default function(props: {
 					}
 					case 'ruby': {
 						let rb, rt, tokens;
-						token.children.forEach((t) => { if (t.type == 'text') { t.props.text = t.props.text.trim(); } });
-						const children = token.children.filter((t) => t.type != 'text' || t.props.text != '');
-						if (children.length == 1 && children[0].type == 'text') {
+						token.children.forEach((t) => { if (t.type === 'text') { t.props.text = t.props.text.trim(); } });
+						const children = token.children.filter((t) => t.type !== 'text' || t.props.text !== '');
+						if (children.length === 1 && children[0].type === 'text') {
 							tokens = children[0].props.text.split(' ');
 							rb = [tokens[0]];
 							rt = [tokens.slice(1).join(' ')];
diff --git a/packages/frontend/src/pages/about-misskey.vue b/packages/frontend/src/pages/about-misskey.vue
index 58747bd2bd..7d62846610 100644
--- a/packages/frontend/src/pages/about-misskey.vue
+++ b/packages/frontend/src/pages/about-misskey.vue
@@ -206,6 +206,7 @@ import * as os from '@/os';
 import { definePageMetadata } from '@/scripts/page-metadata';
 import { claimAchievement, claimedAchievements } from '@/scripts/achievements';
 import { $i } from '@/account';
+import { instance } from '@/instance';
 
 const patronsWithIconWithCherryPick = [{
 	name: 'Inger 잉어',
@@ -353,6 +354,12 @@ const patronsWithMisskey = [
 ];
 
 let isKokonect = false;
+const instanceList = [
+	'http://localhost:3000',
+	'https://kokonect.link',
+	'https://beta.kokonect.link',
+	'https://universe.noridev.moe',
+];
 
 let thereIsTreasure = $ref($i && !claimedAchievements.includes('foundTreasure'));
 
@@ -361,8 +368,7 @@ let easterEggEmojis = $ref([]);
 let easterEggEngine = $ref(null);
 const containerEl = $shallowRef<HTMLElement>();
 
-const meta = await os.api('meta', { detail: true });
-if (meta.uri == 'https://kokonect.link' || 'http://localhost:3000') isKokonect = true;
+if (instanceList.includes(<string>instance.uri)) isKokonect = true;
 
 function iconLoaded() {
 	const emojis = defaultStore.state.reactions;
diff --git a/packages/frontend/src/pages/messaging/messaging-room.form.vue b/packages/frontend/src/pages/messaging/messaging-room.form.vue
index 287738145c..cf034d85a5 100644
--- a/packages/frontend/src/pages/messaging/messaging-room.form.vue
+++ b/packages/frontend/src/pages/messaging/messaging-room.form.vue
@@ -198,7 +198,7 @@ function clear() {
 }
 
 function saveDraft() {
-	const drafts = JSON.parse(miLocalStorage.getItem('message_drafts') || '{}');
+	const drafts = JSON.parse(miLocalStorage.getItem('message_drafts') ?? '{}');
 
 	drafts[draftKey] = {
 		updatedAt: new Date(),
@@ -213,7 +213,7 @@ function saveDraft() {
 }
 
 function deleteDraft() {
-	const drafts = JSON.parse(miLocalStorage.getItem('message_drafts') || '{}');
+	const drafts = JSON.parse(miLocalStorage.getItem('message_drafts') ?? '{}');
 
 	delete drafts[draftKey];
 
@@ -221,7 +221,7 @@ function deleteDraft() {
 }
 
 async function insertEmoji(ev: MouseEvent) {
-	os.openEmojiPicker(ev.currentTarget ?? ev.target, {}, textEl);
+	await os.openEmojiPicker(ev.currentTarget ?? ev.target, {}, textEl);
 }
 
 onMounted(() => {
@@ -232,7 +232,7 @@ onMounted(() => {
 	//new Autocomplete(textEl, this, { model: 'text' });
 
 	// 書きかけの投稿を復元
-	const draft = JSON.parse(miLocalStorage.getItem('message_drafts') || '{}')[draftKey];
+	const draft = JSON.parse(miLocalStorage.getItem('message_drafts') ?? '{}')[draftKey];
 	if (draft) {
 		text = draft.data.text;
 		file = draft.data.file;
diff --git a/packages/frontend/src/pages/settings/navbar.vue b/packages/frontend/src/pages/settings/navbar.vue
index 724d462921..e8a79bf3cd 100644
--- a/packages/frontend/src/pages/settings/navbar.vue
+++ b/packages/frontend/src/pages/settings/navbar.vue
@@ -112,7 +112,7 @@ async function addItem(ev: MouseEvent) {
 				}];
 			},
 		},
-	], ev.target || ev.currentTarget);
+	], ev.currentTarget ?? ev.target );
 }
 
 function removeItem(index: number) {
diff --git a/packages/frontend/src/scripts/edit-nickname.ts b/packages/frontend/src/scripts/edit-nickname.ts
index 1b8dcd9591..b458c797bc 100644
--- a/packages/frontend/src/scripts/edit-nickname.ts
+++ b/packages/frontend/src/scripts/edit-nickname.ts
@@ -10,8 +10,8 @@ export async function editNickname(user: User) {
 		placeholder: user.name || user.username,
 		default: defaultStore.state.nicknameMap[user.id] ?? null,
 	});
-	if (canceled) return
-	const newMap = {...defaultStore.state.nicknameMap};
+	if (canceled) return;
+	const newMap = { ...defaultStore.state.nicknameMap };
 	if (result) {
 		newMap[user.id] = result;
 	} else {