diff --git a/packages/backend/src/server/api/endpoints.ts b/packages/backend/src/server/api/endpoints.ts
index a0d629439..bae486fa7 100644
--- a/packages/backend/src/server/api/endpoints.ts
+++ b/packages/backend/src/server/api/endpoints.ts
@@ -214,6 +214,7 @@ import * as ep___notes_clips from './endpoints/notes/clips.js';
 import * as ep___notes_conversation from './endpoints/notes/conversation.js';
 import * as ep___notes_create from './endpoints/notes/create.js';
 import * as ep___notes_delete from './endpoints/notes/delete.js';
+import * as ep___notes_delete_many from './endpoints/notes/delete-many.js';
 import * as ep___notes_featured from './endpoints/notes/featured.js';
 import * as ep___notes_globalTimeline from './endpoints/notes/global-timeline.js';
 import * as ep___notes_hybridTimeline from './endpoints/notes/hybrid-timeline.js';
@@ -509,6 +510,7 @@ const eps = [
 	['notes/conversation', ep___notes_conversation],
 	['notes/create', ep___notes_create],
 	['notes/delete', ep___notes_delete],
+	['notes/delete-many', ep___notes_delete_many],
 	['notes/featured', ep___notes_featured],
 	['notes/global-timeline', ep___notes_globalTimeline],
 	['notes/hybrid-timeline', ep___notes_hybridTimeline],
diff --git a/packages/backend/src/server/api/endpoints/notes/delete-many.ts b/packages/backend/src/server/api/endpoints/notes/delete-many.ts
new file mode 100644
index 000000000..a418be6c2
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/notes/delete-many.ts
@@ -0,0 +1,46 @@
+import { deleteNotes } from '@/services/note/delete.js';
+import define from '@/server/api/define.js';
+import { Notes } from '@/models/index.js';
+import { ApiError } from '@/server/api/error.js';
+
+export const meta = {
+	tags: ['notes'],
+
+	description: 'Deletes multiple notes. This will be processed in a more performant way than deleting the notes with individual API calls.',
+
+	requireCredential: true,
+	requireAdmin: true,
+
+	kind: 'write:notes',
+
+	// Since only admins can use this API endpoint, a rate limit would not
+	// apply to them anyway so the rate limit for deletions is not added here.
+
+	errors: ['NO_SUCH_NOTE'],
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		noteIds: {
+			type: 'array',
+			uniqueItems: true,
+			minItems: 1,
+			items: { type: 'string', format: 'misskey:id' },
+		},
+	},
+	required: ['noteIds'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+export default define(meta, paramDef, async (ps, user) => {
+	try {
+		const notes = await Promise.all(
+			ps.noteIds.map(noteId => Notes.findOneByOrFail({ id: noteId }))
+		);
+
+		await deleteNotes(notes);
+	} catch {
+		throw new ApiError('NO_SUCH_NOTE');
+	}
+});