diff --git a/CHANGELOG_CHERRYPICK.md b/CHANGELOG_CHERRYPICK.md
index b3f69611eb..53089cead5 100644
--- a/CHANGELOG_CHERRYPICK.md
+++ b/CHANGELOG_CHERRYPICK.md
@@ -71,6 +71,7 @@
 - Enhance: 로그인할 때 프로필 아이콘의 모양을 '프로필 아이콘을 사각형으로 표시' 설정을 따르도록
 - Enhance: 일부 설정 배치 변경
 - Enhance: '타임라인 상단에 글 작성란 표시' 옵션이 활성화 되었을 때 autofocus를 사용하지 않도록
+- Enhance: 로컬 유저만 그룹에 초대할 수 있도록
 - Fix: (Friendly) 흐림 효과를 사용할 때 하단 내비게이션 바의 가독성이 매우 떨어지는 문제
 - Fix: (Friendly) 위젯 버튼에서 'UI 애니메이션 줄이기' 옵션이 적용되지 않는 문제
 - Fix: (Friendly) 스크롤을 해도 위젯 버튼이 숨겨지지 않는 문제
diff --git a/packages/frontend/src/components/MkUserSelectDialog.vue b/packages/frontend/src/components/MkUserSelectDialog.vue
index 3f7daf36e9..5260c69c46 100644
--- a/packages/frontend/src/components/MkUserSelectDialog.vue
+++ b/packages/frontend/src/components/MkUserSelectDialog.vue
@@ -17,17 +17,17 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div>
 		<div :class="$style.form">
 			<FormSplit :minWidth="170">
-				<MkInput v-model="username" :autofocus="true" @update:modelValue="search">
+				<MkInput v-model="username" :autofocus="true" @update:modelValue="includeHost ? search : searchLocal">
 					<template #label>{{ i18n.ts.username }}</template>
 					<template #prefix>@</template>
 				</MkInput>
-				<MkInput v-model="host" :datalist="[hostname]" @update:modelValue="search">
+				<MkInput v-if="includeHost" v-model="host" :datalist="[hostname]" @update:modelValue="includeHost ? search : searchLocal">
 					<template #label>{{ i18n.ts.host }}</template>
 					<template #prefix>@</template>
 				</MkInput>
 			</FormSplit>
 		</div>
-		<div v-if="username != '' || host != ''" :class="[$style.result, { [$style.hit]: users.length > 0 }]">
+		<div v-if="username != '' || (host != '' && includeHost)" :class="[$style.result, { [$style.hit]: users.length > 0 }]">
 			<div v-if="users.length > 0" :class="$style.users">
 				<div v-for="user in users" :key="user.id" class="_button" :class="[$style.user, { [$style.selected]: selected && selected.id === user.id }]" @click="selected = user" @dblclick="ok()">
 					<MkAvatar :user="user" :class="$style.avatar" indicator/>
@@ -41,7 +41,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<span>{{ i18n.ts.noUsers }}</span>
 			</div>
 		</div>
-		<div v-if="username == '' && host == ''" :class="$style.recent">
+		<div v-if="(username == '' && !includeHost) || (username == '' && host == '' && includeHost)" :class="$style.recent">
 			<div :class="$style.users">
 				<div v-for="user in recentUsers" :key="user.id" class="_button" :class="[$style.user, { [$style.selected]: selected && selected.id === user.id }]" @click="selected = user" @dblclick="ok()">
 					<MkAvatar :user="user" :class="$style.avatar" indicator/>
@@ -74,9 +74,12 @@ const emit = defineEmits<{
 	(ev: 'closed'): void;
 }>();
 
-const props = defineProps<{
+const props = withDefaults(defineProps<{
 	includeSelf?: boolean;
-}>();
+  includeHost?: boolean;
+}>(), {
+	includeHost: true,
+});
 
 let username = $ref('');
 let host = $ref('');
@@ -100,6 +103,20 @@ const search = () => {
 	});
 };
 
+const searchLocal = () => {
+	if (username === '') {
+		users = [];
+		return;
+	}
+	os.api('users/search', {
+		username: username,
+		limit: 10,
+		detail: false,
+	}).then(_users => {
+		users = _users;
+	});
+};
+
 const ok = () => {
 	if (selected == null) return;
 	emit('ok', selected);
diff --git a/packages/frontend/src/os.ts b/packages/frontend/src/os.ts
index 22896f3e4c..5204ef49a6 100644
--- a/packages/frontend/src/os.ts
+++ b/packages/frontend/src/os.ts
@@ -435,10 +435,11 @@ export function form(title, form) {
 	});
 }
 
-export async function selectUser(opts: { includeSelf?: boolean } = {}) {
+export async function selectUser(opts: { includeSelf?: boolean, includeHost?: boolean } = {}) {
 	return new Promise((resolve, reject) => {
 		popup(defineAsyncComponent(() => import('@/components/MkUserSelectDialog.vue')), {
 			includeSelf: opts.includeSelf,
+			includeHost: opts.includeHost,
 		}, {
 			ok: user => {
 				resolve(user);
diff --git a/packages/frontend/src/pages/my-groups/group.vue b/packages/frontend/src/pages/my-groups/group.vue
index 9c18c4414f..d25c15e05e 100644
--- a/packages/frontend/src/pages/my-groups/group.vue
+++ b/packages/frontend/src/pages/my-groups/group.vue
@@ -69,7 +69,10 @@ function fetchGroup() {
 }
 
 function invite() {
-	os.selectUser().then(user => {
+	os.selectUser({
+		includeSelf: false,
+		includeHost: false,
+	}).then(user => {
 		os.apiWithDialog('users/groups/invite', {
 			groupId: group.id,
 			userId: user.id,
@@ -108,7 +111,10 @@ async function renameGroup() {
 }
 
 function transfer() {
-	os.selectUser().then(user => {
+	os.selectUser({
+		includeSelf: false,
+		includeHost: false,
+	}).then(user => {
 		os.apiWithDialog('users/groups/transfer', {
 			groupId: group.id,
 			userId: user.id,
diff --git a/packages/frontend/src/scripts/get-user-menu.ts b/packages/frontend/src/scripts/get-user-menu.ts
index 8ac39dae9f..bf3b7e4765 100644
--- a/packages/frontend/src/scripts/get-user-menu.ts
+++ b/packages/frontend/src/scripts/get-user-menu.ts
@@ -206,7 +206,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: Router
 		icon: 'ti ti-messages',
 		text: i18n.ts.startMessaging,
 		to: `/my/messaging/@${user.host === null ? user.username : user.username + '@' + user.host}`,
-	} : undefined, meId !== user.id ? {
+	} : undefined, meId !== user.id && user.host === null ? {
 		icon: 'ti ti-users',
 		text: i18n.ts.inviteToGroup,
 		action: inviteGroup,