diff --git a/src/web/app/boot.js b/src/web/app/boot.js
index 24981c5889..cdedcd5003 100644
--- a/src/web/app/boot.js
+++ b/src/web/app/boot.js
@@ -65,7 +65,7 @@ export default callback => {
 	// Get cached account data
 	let cachedMe = JSON.parse(localStorage.getItem('me'));
 
-	if (cachedMe && cachedMe.data && cachedMe.data.cache) {
+	if (cachedMe) {
 		fetched(cachedMe);
 
 		// 後から新鮮なデータをフェッチ
@@ -74,11 +74,6 @@ export default callback => {
 			cachedMe.trigger('updated');
 		});
 	} else {
-		// キャッシュ無効なのにキャッシュが残ってたら掃除
-		if (cachedMe) {
-			localStorage.removeItem('me');
-		}
-
 		// Get token from cookie
 		const i = (document.cookie.match(/i=(!\w+)/) || [null, null])[1];
 
@@ -94,14 +89,12 @@ export default callback => {
 				me.trigger('updated');
 			};
 
-			if (me.data.cache) {
-				localStorage.setItem('me', JSON.stringify(me));
+			localStorage.setItem('me', JSON.stringify(me));
 
-				me.on('updated', () => {
-					// キャッシュ更新
-					localStorage.setItem('me', JSON.stringify(me));
-				});
-			}
+			me.on('updated', () => {
+				// キャッシュ更新
+				localStorage.setItem('me', JSON.stringify(me));
+			});
 		}
 
 		mixin(me);
@@ -164,7 +157,7 @@ function fetchme(token, cb) {
 	function init() {
 		const data = generateDefaultUserdata();
 		api(token, 'i/appdata/set', {
-			data: JSON.stringify(data)
+			set: data
 		}).then(() => {
 			me.data = data;
 			done();
diff --git a/src/web/app/common/scripts/generate-default-userdata.js b/src/web/app/common/scripts/generate-default-userdata.js
index 1f3a04e649..1200563e1a 100644
--- a/src/web/app/common/scripts/generate-default-userdata.js
+++ b/src/web/app/common/scripts/generate-default-userdata.js
@@ -38,8 +38,7 @@ export default () => {
 	});
 
 	const data = {
-		cache: true,
-		home: homeData
+		home: JSON.stringify(homeData)
 	};
 
 	return data;
diff --git a/src/web/app/desktop/tags/donation.tag b/src/web/app/desktop/tags/donation.tag
index 6c6b3a94ad..33f377a192 100644
--- a/src/web/app/desktop/tags/donation.tag
+++ b/src/web/app/desktop/tags/donation.tag
@@ -54,12 +54,11 @@
 			e.preventDefault();
 			e.stopPropagation();
 
-			this.I.data.no_donation = true;
+			this.I.data.no_donation = 'true';
 			this.I.update();
 			this.api('i/appdata/set', {
-				data: JSON.stringify({
-					no_donation: this.I.data.no_donation
-				})
+				key: 'no_donation',
+				value: 'true'
 			});
 
 			this.unmount();
diff --git a/src/web/app/desktop/tags/settings.tag b/src/web/app/desktop/tags/settings.tag
index 6d692ed9aa..07ed6043b8 100644
--- a/src/web/app/desktop/tags/settings.tag
+++ b/src/web/app/desktop/tags/settings.tag
@@ -41,12 +41,6 @@
 		</section>
 
 		<section class="web" show={ page == 'web' }>
-			<h1>その他</h1>
-			<label class="checkbox">
-				<input type="checkbox" checked={ I.data.cache } onclick={ updateCache }/>
-				<p>読み込みを高速化する</p>
-				<p>API通信時に新鮮なユーザー情報をキャッシュすることでフェッチのオーバーヘッドを無くします。(実験的)</p>
-			</label>
 		</section>
 
 		<section class="apps" show={ page == 'apps' }>
@@ -214,14 +208,5 @@
 				notify('プロフィールを更新しました');
 			});
 		};
-
-		this.updateCache = () => {
-			this.I.data.cache = !this.I.data.cache;
-			this.api('i/appdata/set', {
-				data: JSON.stringify({
-					cache: this.I.data.cache
-				})
-			});
-		};
 	</script>
 </mk-settings>
diff --git a/src/web/app/desktop/tags/ui-header.tag b/src/web/app/desktop/tags/ui-header.tag
index 3bdd5a2ff8..5547574f94 100644
--- a/src/web/app/desktop/tags/ui-header.tag
+++ b/src/web/app/desktop/tags/ui-header.tag
@@ -1,5 +1,5 @@
 <mk-ui-header>
-	<mk-donation if={ SIGNIN && !I.data.no_donation }></mk-donation>
+	<mk-donation if={ SIGNIN && I.data.no_donation != 'true' }></mk-donation>
 	<mk-special-message></mk-special-message>
 	<div class="main">
 		<div class="backdrop"></div>