diff --git a/packages/frontend/src/pages/admin/custom-emojis-manager.local.list.vue b/packages/frontend/src/pages/admin/custom-emojis-manager.local.list.vue
index ff4ba0d557..3b37f26a39 100644
--- a/packages/frontend/src/pages/admin/custom-emojis-manager.local.list.vue
+++ b/packages/frontend/src/pages/admin/custom-emojis-manager.local.list.vue
@@ -90,6 +90,7 @@ import MkPagingButtons from '@/components/MkPagingButtons.vue';
 import { selectFile } from '@/utility/select-file.js';
 import { copyGridDataToClipboard, removeDataFromGrid } from '@/components/grid/grid-utils.js';
 import { useLoading } from '@/components/hook/useLoading.js';
+import { retryOnThrottled } from '@@/js/retry-on-throttled';
 
 type GridItem = {
 	checked: boolean;
@@ -334,37 +335,29 @@ async function onUpdateButtonClicked() {
 		err?: unknown;
 	};
 
-	const executeWithRetries = async (item: any, retries: number = 3): Promise<ApiResponse> => {
-		for (let attempt = 0; attempt <= retries; attempt++) {
-			try {
-				await misskeyApi('admin/emoji/update', {
-					id: item.id,
-					name: item.name,
-					category: emptyStrToNull(item.category),
-					aliases: emptyStrToEmptyArray(item.aliases),
-					license: emptyStrToNull(item.license),
-					isSensitive: item.isSensitive,
-					localOnly: item.localOnly,
-					roleIdsThatCanBeUsedThisEmojiAsReaction: item.roleIdsThatCanBeUsedThisEmojiAsReaction.map((it: any) => it.id),
-					fileId: item.fileId,
-				});
-				return { item, success: true };
-			} catch (err) {
-				if (attempt < retries) {
-					console.warn(`Retrying ${item.name}, attempt ${attempt + 1}`);
-					await delay(1000 * (attempt + 1));
-				} else {
-					return { item, success: false, err };
-				}
-			}
+	const execute = async (item: any): Promise<ApiResponse> => {
+		try {
+			await retryOnThrottled(() => misskeyApi('admin/emoji/update', {
+				id: item.id,
+				name: item.name,
+				category: emptyStrToNull(item.category),
+				aliases: emptyStrToEmptyArray(item.aliases),
+				license: emptyStrToNull(item.license),
+				isSensitive: item.isSensitive,
+				localOnly: item.localOnly,
+				roleIdsThatCanBeUsedThisEmojiAsReaction: item.roleIdsThatCanBeUsedThisEmojiAsReaction.map((it: any) => it.id),
+				fileId: item.fileId,
+			}));
+			return { item, success: true };
+		} catch (error) {
+			return { item, success: false, err: error };
 		}
-		return { item, success: false, err: new Error('Unknown error') };
 	};
 
 	const action = async (): Promise<ApiResponse[]> => {
 		const results: ApiResponse[] = [];
 		for (const item of updatedItems) {
-			results.push(await executeWithRetries(item));
+			results.push(await execute(item));
 		}
 		return results;
 	};
diff --git a/packages/frontend/src/pages/admin/custom-emojis-manager.register.vue b/packages/frontend/src/pages/admin/custom-emojis-manager.register.vue
index c5083263dd..78678342ea 100644
--- a/packages/frontend/src/pages/admin/custom-emojis-manager.register.vue
+++ b/packages/frontend/src/pages/admin/custom-emojis-manager.register.vue
@@ -75,6 +75,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 /* eslint-disable @typescript-eslint/no-non-null-assertion */
 import * as Misskey from 'misskey-js';
 import { onMounted, ref, useCssModule } from 'vue';
+import { retryOnThrottled } from '@@/js/retry-on-throttled';
 import type { RequestLogItem } from '@/pages/admin/custom-emojis-manager.impl.js';
 import type { GridCellValidationEvent, GridCellValueChangeEvent, GridEvent } from '@/components/grid/grid-event.js';
 import type { DroppedFile } from '@/utility/file-drop.js';
@@ -247,29 +248,19 @@ const registerButtonDisabled = ref<boolean>(false);
 const requestLogs = ref<RequestLogItem[]>([]);
 const isDragOver = ref<boolean>(false);
 
-const delay = (ms: number) => new Promise(resolve => window.setTimeout(resolve, ms));
-
 type ApiResponse = {
 	item: any;
 	success: boolean;
 	err?: unknown;
 };
 
-const executeWithRetries = async (item: any, apiEndpoint: string, payload: any, retries = 3): Promise<ApiResponse> => {
-	for (let attempt = 0; attempt <= retries; attempt++) {
-		try {
-			await misskeyApi(apiEndpoint, payload);
-			return { item, success: true };
-		} catch (err) {
-			if (attempt < retries) {
-				console.warn(`Retrying ${item.id || item.name}, attempt ${attempt + 1}`);
-				await delay(1000 * (attempt + 1)); // Exponential backoff
-			} else {
-				return { item, success: false, err };
-			}
-		}
+const execute = async (item: any, apiEndpoint: string, payload: any): Promise<ApiResponse> => {
+	try {
+		await retryOnThrottled(() => misskeyApi(apiEndpoint, payload));
+		return { item, success: true };
+	} catch (err) {
+		return { item, success: false, err };
 	}
-	return { item, success: false, err: new Error('Unknown error') }; // Ensures all code paths return a value
 };
 
 const importEmojis = async (targets: any[]): Promise<void> => {
@@ -286,7 +277,7 @@ const importEmojis = async (targets: any[]): Promise<void> => {
 	async function action(): Promise<ApiResponse[]> {
 		const results: ApiResponse[] = [];
 		for (const item of targets) {
-			results.push(await executeWithRetries(item, 'admin/emoji/copy', { emojiId: item.id }));
+			results.push(await execute(item, 'admin/emoji/copy', { emojiId: item.id }));
 		}
 
 		return results;
@@ -326,7 +317,7 @@ const onRegistryClicked = async (): Promise<void> => {
 		const results: ApiResponse[] = [];
 		for (const item of items) {
 			results.push(
-				await executeWithRetries(item, 'admin/emoji/add', {
+				await execute(item, 'admin/emoji/add', {
 					name: item.name,
 					category: emptyStrToNull(item.category),
 					aliases: emptyStrToEmptyArray(item.aliases),
diff --git a/packages/frontend/src/pages/admin/custom-emojis-manager.remote.vue b/packages/frontend/src/pages/admin/custom-emojis-manager.remote.vue
index 0d54a1faba..fb32ff4865 100644
--- a/packages/frontend/src/pages/admin/custom-emojis-manager.remote.vue
+++ b/packages/frontend/src/pages/admin/custom-emojis-manager.remote.vue
@@ -142,6 +142,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <script setup lang="ts">
 import { computed, onMounted, ref, useCssModule } from 'vue';
 import * as Misskey from 'misskey-js';
+import { retryOnThrottled } from '@@/js/retry-on-throttled';
 import type { GridSortOrderKey, RequestLogItem } from '@/pages/admin/custom-emojis-manager.impl.js';
 import type { GridCellValueChangeEvent, GridEvent } from '@/components/grid/grid-event.js';
 import type { GridSetting } from '@/components/grid/grid.js';
@@ -310,31 +311,21 @@ function onGridCellValueChange(event: GridCellValueChangeEvent) {
 	}
 }
 
-const delay = (ms: number) => new Promise(resolve => window.setTimeout(resolve, ms));
-
 type ApiResponse = {
 	item: any;
 	success: boolean;
 	err?: unknown;
 };
 
-const executeWithRetries = async (item: any, retries: number = 3): Promise<ApiResponse> => {
-	for (let attempt = 0; attempt <= retries; attempt++) {
-		try {
-			await misskeyApi('admin/emoji/copy', {
-				emojiId: item.id,
-			});
-			return { item, success: true };
-		} catch (err) {
-			if (attempt < retries) {
-				console.warn(`Retrying ${item.id}, attempt ${attempt + 1}`);
-				await delay(1000 * (attempt + 1)); // Exponential backoff
-			} else {
-				return { item, success: false, err };
-			}
-		}
+const execute = async (item: any): Promise<ApiResponse> => {
+	try {
+		await retryOnThrottled(() => misskeyApi('admin/emoji/copy', {
+			emojiId: item.id,
+		}));
+		return { item, success: true };
+	} catch (err) {
+		return { item, success: false, err };
 	}
-	return { item, success: false, err: new Error('Unknown error') }; // Ensures all code paths return a value
 };
 
 const importEmojis = async (targets: any[]): Promise<void> => {
@@ -350,7 +341,7 @@ const importEmojis = async (targets: any[]): Promise<void> => {
 
 	const results: ApiResponse[] = [];
 	for (const item of targets) {
-		results.push(await executeWithRetries(item));
+		results.push(await execute(item));
 	}
 
 	const failedItems = results.filter(it => !it.success);