diff --git a/WebKit/scripts/controller/Conversation.js b/WebKit/scripts/controller/Conversation.js
index 16953a2..bb99b0e 100644
--- a/WebKit/scripts/controller/Conversation.js
+++ b/WebKit/scripts/controller/Conversation.js
@@ -72,9 +72,9 @@ function(HostApp, Core, Paths, URI) {
             var url = URI(Paths.mkApiRootPath("/posts/" + id));
             Paths.getURL(url.toString(), "GET", callback, null);
 
-        } else if(this.followings.followings[entity]) {
+        } else if(this.cache.followings[entity]) {
 
-            getRemoteStatus(this.followings.followings[entity].profile);
+            getRemoteStatus(this.cache.followings[entity].profile);
 
         } else {
 
diff --git a/WebKit/scripts/controller/Mentions.js b/WebKit/scripts/controller/Mentions.js
index af09832..20ca384 100644
--- a/WebKit/scripts/controller/Mentions.js
+++ b/WebKit/scripts/controller/Mentions.js
@@ -33,8 +33,8 @@ function(HostApp, Timeline) {
                 var status = statuses[i];
                 
                 var name;
-                if(this.followings.followings[status.entity]) {
-                    name = this.followings.followings[status.entity].profile["https://tent.io/types/info/basic/v0.1.0"].name;
+                if(this.cache.followings[status.entity]) {
+                    name = this.cache.followings[status.entity].profile["https://tent.io/types/info/basic/v0.1.0"].name;
                 }
                 
                 HostApp.notificateUserAboutMention(status.content.text, name || status.entity, status.id, status.entity);
diff --git a/WebKit/scripts/controller/Profile.js b/WebKit/scripts/controller/Profile.js
index 120c3d1..74591bb 100644
--- a/WebKit/scripts/controller/Profile.js
+++ b/WebKit/scripts/controller/Profile.js
@@ -26,7 +26,7 @@ function(HostApp, Core, Paths, URI) {
         this.profile_template.entity.innerHTML = this.entity;
         this.profile_template.entity.href = this.entity;
 
-        this.setFollowingButton(!!this.followings.followings[this.entity]);
+        this.setFollowingButton(!!this.cache.followings[this.entity]);
 
         this.getProfile();
     }
@@ -313,14 +313,14 @@ function(HostApp, Core, Paths, URI) {
     Profile.prototype.toggleFollow = function() {
 
         var _this = this;
-        var callback = function(resp) { _this.followings.getAllFollowings(); debug(resp.responseText) };
+        var callback = function(resp) { _this.cache.getAllFollowings(); debug(resp.responseText) };
 
-        if (this.followings.followings[this.entity]) {
+        if (this.cache.followings[this.entity]) {
 
-            var url = URI(Paths.mkApiRootPath("/followings/" + this.followings.followings[this.entity].id));
+            var url = URI(Paths.mkApiRootPath("/followings/" + this.cache.followings[this.entity].id));
             Paths.getURL(url.toString(), "DELETE", callback);
             this.setFollowingButton(false);
-            delete this.followings.followings[this.entity];
+            delete this.cache.followings[this.entity];
 
         } else {
 
diff --git a/WebKit/scripts/helper/Core.js b/WebKit/scripts/helper/Core.js
index 00e9ddf..d55e24e 100644
--- a/WebKit/scripts/helper/Core.js
+++ b/WebKit/scripts/helper/Core.js
@@ -3,15 +3,15 @@ define([
     "helper/Paths",
     "lib/URI",
     "helper/HostApp",
-    "helper/Followings",
+    "helper/Cache",
     "lib/Timeago"
 ],
 
-function(jQuery, Paths, URI, HostApp, Followings) {
+function(jQuery, Paths, URI, HostApp, Cache) {
 
     function Core() {
 
-        this.followings = new Followings();
+        this.cache = new Cache();
 
     }
 
@@ -207,9 +207,9 @@ function(jQuery, Paths, URI, HostApp, Followings) {
 
         }
 
-        if (this.followings.followings[status.entity]) {
+        if (this.cache.followings[status.entity]) {
 
-            profile(this.followings.followings[status.entity].profile);
+            profile(this.cache.followings[status.entity].profile);
 
         } else {
 
@@ -234,9 +234,9 @@ function(jQuery, Paths, URI, HostApp, Followings) {
                 return false;
             }
 
-            if (this.followings.followings[status.__repost.entity]) {
+            if (this.cache.followings[status.__repost.entity]) {
 
-                var basic = this.followings.followings[status.__repost.entity].profile["https://tent.io/types/info/basic/v0.1.0"];
+                var basic = this.cache.followings[status.__repost.entity].profile["https://tent.io/types/info/basic/v0.1.0"];
                 template.reposted_by.innerText = basic.name;
             } else {
 
@@ -420,7 +420,13 @@ function(jQuery, Paths, URI, HostApp, Followings) {
             "content": {
                 "entity": entity,
                 "id": id
-            }
+            },
+            "mentions": [
+                {
+                    "entity": entity,
+                    "post": id
+                }
+            ]
         };
 
         Paths.getURL(url.toString(), "POST", callback, JSON.stringify(data));
@@ -577,9 +583,9 @@ function(jQuery, Paths, URI, HostApp, Followings) {
                     }
                 }
 
-                if (_this.followings.followings[mention.entity]) {
+                if (_this.cache.followings[mention.entity]) {
 
-                    profile(_this.followings.followings[mention.entity].profile)
+                    profile(_this.cache.followings[mention.entity].profile)
 
                 } else {
 
diff --git a/WebKit/scripts/helper/Followings.js b/WebKit/scripts/helper/Followings.js
deleted file mode 100644
index b446f28..0000000
--- a/WebKit/scripts/helper/Followings.js
+++ /dev/null
@@ -1,48 +0,0 @@
-define([
-    "helper/Paths",
-    "lib/URI"
-],
-
-function(Paths, URI) {
-
-    function Followings() {
-
-        this.timeout = 2 * 60 * 1000;
-        this.followings = {};
-        this.before_id = null;
-
-        var _this = this;
-        this.intervall = setInterval(function() { _this.getAllFollowings(); }, this.timeout);
-
-        this.getAllFollowings();
-    }
-
-    Followings.prototype.getAllFollowings = function() {
-
-        var _this = this;
-
-        var callback = function(resp) {
-
-            var fs = JSON.parse(resp.responseText)
-
-            if (fs.length < 1) return;
-
-            for (var i = 0; i < fs.length; i++) {
-
-                var following = fs[i];
-                _this.before_id = following.id;
-                _this.followings[following.entity] = following;
-            }
-        }
-
-        var url = URI(Paths.mkApiRootPath("/followings"));
-        if (this.before_id) {
-            url.addSearch("before_id", this.before_id);
-        }
-
-        Paths.getURL(url, "GET", callback);
-    }
-
-    return Followings;
-
-});
\ No newline at end of file