diff --git a/html/src/app.js b/html/src/app.js
index 858aaa01..65522e23 100644
--- a/html/src/app.js
+++ b/html/src/app.js
@@ -7721,6 +7721,9 @@ speechSynthesis.getVoices();
         }
     };
 
+    // #endregion
+    // #region | User Memos
+
     $app.methods.migrateMemos = async function () {
         var json = JSON.parse(await VRCXStorage.GetAll());
         database.begin();
@@ -7785,6 +7788,32 @@ speechSynthesis.getVoices();
         });
     };
 
+    // #endregion
+    // #region | World Memos
+
+    $app.methods.getWorldMemo = async function (worldId) {
+        try {
+            return await database.getWorldMemo(worldId);
+        } catch (err) {}
+        return {
+            worldId: '',
+            editedAt: '',
+            memo: ''
+        };
+    };
+
+    $app.methods.saveWorldMemo = function (worldId, memo) {
+        if (memo) {
+            database.setWorldMemo({
+                worldId,
+                editedAt: new Date().toJSON(),
+                memo
+            });
+        } else {
+            database.deleteWorldMemo(worldId);
+        }
+    };
+
     // #endregion
     // #region | App: Friends
 
@@ -16942,6 +16971,7 @@ speechSynthesis.getVoices();
         visible: false,
         loading: false,
         id: '',
+        memo: '',
         $location: {},
         ref: {},
         isFavorite: false,
@@ -16961,6 +16991,17 @@ speechSynthesis.getVoices();
         isIos: false
     };
 
+    $app.data.ignoreWorldMemoSave = false;
+
+    $app.watch['worldDialog.memo'] = function () {
+        if (this.ignoreWorldMemoSave) {
+            this.ignoreWorldMemoSave = false;
+            return;
+        }
+        var D = this.worldDialog;
+        this.saveWorldMemo(D.id, D.memo);
+    };
+
     API.$on('LOGOUT', function () {
         $app.worldDialog.visible = false;
     });
@@ -17082,11 +17123,19 @@ speechSynthesis.getVoices();
         D.isPC = false;
         D.isQuest = false;
         D.isIos = false;
+        this.ignoreWorldMemoSave = true;
+        D.memo = '';
         var LL = API.parseLocation(this.lastLocation.location);
         var currentWorldMatch = false;
         if (LL.worldId === D.id) {
             currentWorldMatch = true;
         }
+        this.getWorldMemo(D.id).then((memo) => {
+            if (memo.worldId === D.id) {
+                this.ignoreWorldMemoSave = true;
+                D.memo = memo.memo;
+            }
+        });
         database.getLastVisit(D.id, currentWorldMatch).then((ref) => {
             if (ref.worldId === D.id) {
                 D.lastVisit = ref.created_at;
diff --git a/html/src/index.pug b/html/src/index.pug
index 47934f95..8a2aa2df 100644
--- a/html/src/index.pug
+++ b/html/src/index.pug
@@ -641,6 +641,10 @@ html
                                                 timer(:epoch="user.$location_at")
                         el-tab-pane(:label="$t('dialog.world.info.header')")
                             .x-friend-list(style="max-height:none")
+                                .x-friend-item(style="width:100%;cursor:default")
+                                    .detail
+                                        span.name {{ $t('dialog.world.info.memo') }}
+                                        el-input.extra(v-model="worldDialog.memo" type="textarea" :rows="2" :autosize="{ minRows: 1, maxRows: 20 }" :placeholder="$t('dialog.world.info.memo_placeholder')" size="mini" resize="none")
                                 div(style="width:100%;display:flex")
                                     .x-friend-item(style="width:350px;cursor:default")
                                         .detail
diff --git a/html/src/localization/strings/en.json b/html/src/localization/strings/en.json
index 6fff5556..7d10dd6c 100644
--- a/html/src/localization/strings/en.json
+++ b/html/src/localization/strings/en.json
@@ -644,6 +644,8 @@
             },
             "info": {
                 "header": "Info",
+                "memo": "Memo",
+                "memo_placeholder": "Click to add a memo",
                 "id": "World ID",
                 "id_tooltip": "Copy to clipboard",
                 "copy_id": "Copy ID",
diff --git a/html/src/repository/database.js b/html/src/repository/database.js
index 7458cd81..0ee0887e 100644
--- a/html/src/repository/database.js
+++ b/html/src/repository/database.js
@@ -41,6 +41,9 @@ class Database {
         await sqliteService.executeNonQuery(
             `CREATE TABLE IF NOT EXISTS memos (user_id TEXT PRIMARY KEY, edited_at TEXT, memo TEXT)`
         );
+        await sqliteService.executeNonQuery(
+            `CREATE TABLE IF NOT EXISTS world_memos (world_id TEXT PRIMARY KEY, edited_at TEXT, memo TEXT)`
+        );
     }
 
     async initTables() {
@@ -172,6 +175,8 @@ class Database {
         sqliteService.executeNonQuery('COMMIT');
     }
 
+    // memos
+
     async getMemo(userId) {
         var row = {};
         await sqliteService.execute(
@@ -222,6 +227,46 @@ class Database {
         );
     }
 
+    // world memos
+
+    async getWorldMemo(worldId) {
+        var row = {};
+        await sqliteService.execute(
+            (dbRow) => {
+                row = {
+                    worldId: dbRow[0],
+                    editedAt: dbRow[1],
+                    memo: dbRow[2]
+                };
+            },
+            `SELECT * FROM world_memos WHERE world_id = @world_id`,
+            {
+                '@world_id': worldId
+            }
+        );
+        return row;
+    }
+
+    setWorldMemo(entry) {
+        sqliteService.executeNonQuery(
+            `INSERT OR REPLACE INTO world_memos (world_id, edited_at, memo) VALUES (@world_id, @edited_at, @memo)`,
+            {
+                '@world_id': entry.worldId,
+                '@edited_at': entry.editedAt,
+                '@memo': entry.memo
+            }
+        );
+    }
+
+    deleteWorldMemo(worldId) {
+        sqliteService.executeNonQuery(
+            `DELETE FROM world_memos WHERE world_id = @world_id`,
+            {
+                '@world_id': worldId
+            }
+        );
+    }
+
     async getFriendLogCurrent() {
         var friendLogCurrent = [];
         await sqliteService.execute((dbRow) => {