diff --git a/frontend/src/api/endpoint.ts b/frontend/src/api/endpoint.ts
index c667926..782653d 100644
--- a/frontend/src/api/endpoint.ts
+++ b/frontend/src/api/endpoint.ts
@@ -7,5 +7,6 @@ export const API_ENDPOINT = {
         TIME: buildApiUrl("/v1/time"),
         DANIME: buildApiUrl("/v1/danime"),
         OAUTH_FIREBASE: buildApiUrl("/v1/oauth/firebase"),
+        ARCHIVE: buildApiUrl("/v1/archive"),
     },
 } as const;
diff --git a/frontend/src/api/types.ts b/frontend/src/api/types.ts
index d0610ce..b8c26cc 100644
--- a/frontend/src/api/types.ts
+++ b/frontend/src/api/types.ts
@@ -35,3 +35,12 @@ export type FirebaseAuthResponse = {
     issuer?: string;
     expires?: number;
 };
+
+export type ArchiveResult = {
+    moved_ids: number[];
+    deleted_ids: number[];
+    skipped_ids: number[];
+    inserted: number;
+    deleted: number;
+    skipped: number;
+};
diff --git a/frontend/src/api/watchparty.ts b/frontend/src/api/watchparty.ts
index 94f9fde..1011bdf 100644
--- a/frontend/src/api/watchparty.ts
+++ b/frontend/src/api/watchparty.ts
@@ -1,6 +1,6 @@
 import { API_ENDPOINT } from "./endpoint";
 import { ApiError, apiFetch } from "./client";
-import type { DanimeEpisode, ScheduleResponse, ShowItem, TimeResponse } from "./types";
+import type { ArchiveResult, DanimeEpisode, ScheduleResponse, ShowItem, TimeResponse } from "./types";
 
 export type { DanimeEpisode, ScheduleResponse, ShowItem, TimeResponse } from "./types";
 
@@ -137,18 +137,19 @@ export async function createShow(payload: {
     });
 }
 
-export async function deleteShow(id: number, idToken: string) {
+export async function archiveShow(id: number, idToken: string) {
     if (!idToken) {
-        throw new ApiError("Missing auth token for delete");
+        throw new ApiError("Missing auth token for archive");
     }
-    const url = `${API_ENDPOINT.v1.SHOWS}?id=${encodeURIComponent(id)}`;
-    await apiFetch<void>(url, {
-        method: "DELETE",
+    await apiFetch<ArchiveResult>(API_ENDPOINT.v1.ARCHIVE, {
+        method: "POST",
         headers: {
             "Authorization": `Bearer ${idToken}`,
+            "Content-Type": "application/json",
         },
+        body: JSON.stringify({ ids: [id] }),
         timeoutMs: 10_000,
-        expect: "void",
-        logLabel: "delete show",
+        expect: "json",
+        logLabel: "archive show",
     });
 }
diff --git a/frontend/src/pages/ShowsPage.tsx b/frontend/src/pages/ShowsPage.tsx
index 750719f..2a13f04 100644
--- a/frontend/src/pages/ShowsPage.tsx
+++ b/frontend/src/pages/ShowsPage.tsx
@@ -2,7 +2,7 @@ import React, { useEffect, useMemo, useState, useRef } from "react";
 import { useNavigate } from "react-router-dom";
 import { logApiError } from "../utils/logger";
 import { toastError, toastInfo } from "../utils/toastBus";
-import { createShow, deleteShow, fetchDanimeEpisode, fetchShows, postCurrentEpisode } from "../api/watchparty";
+import { archiveShow, createShow, fetchDanimeEpisode, fetchShows, postCurrentEpisode } from "../api/watchparty";
 import type { DanimeEpisode, ShowItem } from "../api/watchparty";
 import { useAuth } from "../auth/AuthProvider";
 
@@ -235,7 +235,7 @@ export default function ShowsPage() {
         }
         try {
             setDeletingId(showId);
-            await deleteShow(showId, idToken);
+            await archiveShow(showId, idToken);
             toastInfo("エピソードを削除しました");
             if (selectedId === showId) {
                 setSelectedId(null);