diff --git a/components/servers/Finder.vue b/components/servers/Finder.vue
index 74984462..6d0da7ff 100644
--- a/components/servers/Finder.vue
+++ b/components/servers/Finder.vue
@@ -39,6 +39,7 @@
                     <div class="input-group">
                         <select id="orderBy" v-model="f_orderBy" class="form-select">
                             <option value="recomendded">{{ $t('_servers._search.recomendded') }}</option>
+                            <option value="notesPer15Days">{{ $t('_servers._search.notesPer15Days') }}</option>
                             <option value="notesCount">{{ $t('_servers._search.notesCount') }}</option>
                             <option value="usersCount">{{ $t('_servers._search.usersCount') }}</option>
                         </select>
@@ -118,8 +119,8 @@ const sortOpen = ref(false);
 
 // ▼フォームデータ初期化▼
 type MiHubSFStorage = {
-    f_langs: string;
-    f_orderBy: 'recomendded' | 'notesCount' | 'usersCount';
+    f_langs: string | null;
+    f_orderBy: 'recomendded' | 'notesCount' | 'notesPer15Days' | 'usersCount';
     f_order: 'asc' | 'desc';
     f_registerAcceptance: 'public' | 'inviteOnly' | null;
 };
@@ -132,7 +133,7 @@ if (process.client) {
 const f_query_partial = ref<string>("");
 
 const f_query = ref<string>("");
-const f_langs = ref<MiHubSFStorage['f_langs']>(savedSettings?.f_langs ?? locale.value);
+const f_langs = ref<MiHubSFStorage['f_langs']>(savedSettings?.f_langs ?? null);
 const f_orderBy = ref<MiHubSFStorage['f_orderBy']>(savedSettings?.f_orderBy ?? 'recomendded');
 const f_order = ref<MiHubSFStorage['f_order']>(savedSettings?.f_order ?? 'desc');
 const f_registerAcceptance = ref<MiHubSFStorage['f_registerAcceptance']>(savedSettings?.f_registerAcceptance || null);
@@ -219,6 +220,9 @@ const filteredInstances = computed<InstanceItem[]>(() => {
                 case 'notesCount':
                     orderKey = 'stats.originalNotesCount';
                     break;
+                case 'notesPer15Days':
+                    orderKey = 'npd15';
+                    break;
                 case 'usersCount':
                     orderKey = 'stats.originalUsersCount';
                     break;
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 0315d961..2b08abf2 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -21,7 +21,7 @@ _nav:
 
 _landing:
   _hero:
-    description: "Misskeyはオープンソースの分散型ソーシャルネットワーキングプラットフォームです。"
+    description: "Misskey（ミスキー）はオープンソースの分散型ソーシャルネットワーキングプラットフォームです。"
     gettingStarted: "はじめる"
   _keyFeatures:
     _open:
@@ -105,6 +105,7 @@ _servers:
     orderBy: "並び替え"
     recomendded: "デフォルト"
     notesCount: "ノート数"
+    notesPer15Days: "1日あたりのノート数（15日平均）"
     usersCount: "ユーザー数"
   _registerAcceptance:
     title: "新規登録"
diff --git a/types/instances-info.ts b/types/instances-info.ts
index 9f87c3ba..18cba7f8 100644
--- a/types/instances-info.ts
+++ b/types/instances-info.ts
@@ -24,7 +24,8 @@ export type InstanceItem = {
     nodeinfo: Record<string, any> | null,
     /** result of api/meta */
     meta: Misskey.entities.InstanceMetadata | null,
-
+    /** Number of Notes per Day (15-day average) */
+    npd15: number, 
     stats?: Record<string, any>,   //  deprecated (result of api/stats)
 };