diff --git a/app/web/src/components/pages/LibraryBody.tsx b/app/web/src/components/pages/LibraryBody.tsx
index c253bdb..73f2ecf 100644
--- a/app/web/src/components/pages/LibraryBody.tsx
+++ b/app/web/src/components/pages/LibraryBody.tsx
@@ -1008,6 +1008,21 @@ function LibraryInner(props: { locale: Locale }) {
             void utils.media.librarySeries.invalidate();
         },
     });
+    const dandanMatch = trpc.media.scrapeDandanMatch.useMutation({
+        onSuccess: (res) => {
+            if (res.matched) {
+                const best = res.candidates[0];
+                const title = best?.animeTitle ?? best?.episodeTitle ?? "";
+                toast.success(t(locale, "library.dandanMatchOk", { title }));
+                refreshAll();
+            } else {
+                toast.error(res.message ?? t(locale, "library.dandanMatchNone"));
+            }
+        },
+        onError: () => {
+            toast.error(t(locale, "library.dandanMatchFail", { message: "" }));
+        },
+    });
 
     const bindWithEp = (bangumiId: number) => {
         if (!matchId) return;
@@ -1190,7 +1205,19 @@ function LibraryInner(props: { locale: Locale }) {
             {matchId && (
                 <div className="fixed inset-0 z-50 flex items-center justify-center bg-black/50 p-4">
                     <div className="w-full max-w-lg rounded-lg border border-border bg-background p-4 space-y-3">
-                        <h2 className="font-medium">{t(locale, "library.manualTitle")}</h2>
+                        <div className="flex items-center justify-between gap-2">
+                            <h2 className="font-medium">{t(locale, "library.manualTitle")}</h2>
+                            <Button
+                                size="sm"
+                                variant="secondary"
+                                disabled={dandanMatch.isPending}
+                                onClick={() =>
+                                    matchId && dandanMatch.mutate({ mediaItemId: matchId })
+                                }
+                            >
+                                {t(locale, "library.dandanMatch")}
+                            </Button>
+                        </div>
                         <Input
                             placeholder={t(locale, "library.searchWork")}
                             value={searchQ}
diff --git a/packages/i18n/src/messages/en.ts b/packages/i18n/src/messages/en.ts
index 1d0d0a6..8d0019c 100644
--- a/packages/i18n/src/messages/en.ts
+++ b/packages/i18n/src/messages/en.ts
@@ -69,6 +69,10 @@ export const en: Record<MessageKey, string> = {
     "library.reScrape": "Re-scrape",
     "library.manualTitle": "Manual match",
     "library.candidates": "Candidates (click to bind)",
+    "library.dandanMatch": "Identify via dandanplay",
+    "library.dandanMatchOk": "Matched: {title}",
+    "library.dandanMatchNone": "dandanplay could not identify this file",
+    "library.dandanMatchFail": "Match failed: {message}",
     "browse.batchScrape": "Batch scrape folder",
     "browse.batchBind": "Bind folder as title",
     "browse.batchDone": "{message}",
@@ -220,7 +224,8 @@ export const en: Record<MessageKey, string> = {
     "watch.clickToSeek": "Click to seek",
     "watch.fileMatch": "Match by file",
     "watch.manualPick": "Pick danmaku source",
-    "watch.manualPickHint": "Steps: search title → pick episode → fetch that episode (DanDanPlay open network)",
+    "watch.manualPickHint":
+        "Steps: search title → pick episode → fetch that episode (DanDanPlay open network)",
     "watch.sourceSearch": "Search",
     "watch.sourceSearchPlaceholder": "Search by title keyword",
     "watch.sourceBackToAnime": "Back to titles",
@@ -322,7 +327,8 @@ export const en: Record<MessageKey, string> = {
 
     "settings.adminSection": "Open danmaku network",
     "settings.adminOnly": "Admin only",
-    "settings.openNetworkHint": "Configure DanDanPlay open network AppId / AppSecret for online danmaku matching and fetch. Admin only.",
+    "settings.openNetworkHint":
+        "Configure DanDanPlay open network AppId / AppSecret for online danmaku matching and fetch. Admin only.",
     "settings.openAppId": "AppId",
     "settings.openAppSecret": "AppSecret",
     "settings.secretPlainHint": "Secret is stored in plaintext and visible to admins only.",
@@ -332,7 +338,9 @@ export const en: Record<MessageKey, string> = {
     "settings.openSaveFailed": "Save failed",
     "settings.save": "Save",
     "settings.obtainCreds": "Get credentials",
-    "settings.obtainCredsHint": "AppId/AppSecret are issued by the DanDanPlay DevCenter (create an app and pass review). They cannot be obtained by signing in with a normal account.",
+    "settings.obtainCredsHint":
+        "AppId/AppSecret are issued by the DanDanPlay DevCenter (create an app and pass review). They cannot be obtained by signing in with a normal account.",
     "settings.openDevCenter": "Open DevCenter",
-    "settings.obtainSteps": "Steps: sign in / register at DevCenter → create an app → wait for review → copy AppId and AppSecret from the app detail",
+    "settings.obtainSteps":
+        "Steps: sign in / register at DevCenter → create an app → wait for review → copy AppId and AppSecret from the app detail",
 };
diff --git a/packages/i18n/src/messages/zh-CN.ts b/packages/i18n/src/messages/zh-CN.ts
index eb18a2a..794ec18 100644
--- a/packages/i18n/src/messages/zh-CN.ts
+++ b/packages/i18n/src/messages/zh-CN.ts
@@ -66,6 +66,10 @@ export const zhCN = {
     "library.reScrape": "重新刮削",
     "library.manualTitle": "手动指定",
     "library.candidates": "候选作品（点选绑定）",
+    "library.dandanMatch": "弹弹play 文件识别",
+    "library.dandanMatchOk": "识别成功：{title}",
+    "library.dandanMatchNone": "弹弹play 未识别到该文件",
+    "library.dandanMatchFail": "识别失败：{message}",
     "browse.batchScrape": "批量刮削此夹",
     "browse.batchBind": "指定此夹为作品",
     "browse.batchDone": "{message}",
@@ -312,7 +316,8 @@ export const zhCN = {
     "error.internal.desc": "服务器处理请求时发生意外。请稍后重试；若持续出现请反馈路径与时间。",
     "settings.adminSection": "开放弹幕网络",
     "settings.adminOnly": "仅管理员",
-    "settings.openNetworkHint": "配置弹弹play 开放网络 AppId / AppSecret，用于在线弹幕匹配与拉取。仅管理员可见可改。",
+    "settings.openNetworkHint":
+        "配置弹弹play 开放网络 AppId / AppSecret，用于在线弹幕匹配与拉取。仅管理员可见可改。",
     "settings.openAppId": "AppId",
     "settings.openAppSecret": "AppSecret",
     "settings.secretPlainHint": "Secret 以明文保存，仅管理员可查看与修改。",
@@ -322,9 +327,11 @@ export const zhCN = {
     "settings.openSaveFailed": "保存失败",
     "settings.save": "保存",
     "settings.obtainCreds": "获取凭证",
-    "settings.obtainCredsHint": "AppId/AppSecret 由弹弹play 开发者中心发放（创建应用并通过审核），无法用普通账号登录自动获取。",
+    "settings.obtainCredsHint":
+        "AppId/AppSecret 由弹弹play 开发者中心发放（创建应用并通过审核），无法用普通账号登录自动获取。",
     "settings.openDevCenter": "打开开发者中心",
-    "settings.obtainSteps": "步骤：登录/注册开发者中心 → 创建应用 → 等待审核 → 在应用详情复制 AppId 与 AppSecret",
+    "settings.obtainSteps":
+        "步骤：登录/注册开发者中心 → 创建应用 → 等待审核 → 在应用详情复制 AppId 与 AppSecret",
 } as const;
 
 export type MessageKey = keyof typeof zhCN;