diff --git a/src/client/app/common/views/widgets/hashtags.vue b/src/client/app/common/views/widgets/hashtags.vue
index 9ab855d927..2065bd407c 100644
--- a/src/client/app/common/views/widgets/hashtags.vue
+++ b/src/client/app/common/views/widgets/hashtags.vue
@@ -6,7 +6,9 @@
 		<div class="mkw-hashtags--body" :data-mobile="platform == 'mobile'">
 			<p class="fetching" v-if="fetching">%fa:spinner .pulse .fw%%i18n:common.loading%<mk-ellipsis/></p>
 			<p class="empty" v-else-if="stats.length == 0">%fa:exclamation-circle%%i18n:@empty%</p>
-			<transition-group v-else tag="div" name="chart">
+			<!-- トランジションを有効にするとなぜかメモリリークする -->
+			<!-- <transition-group v-else tag="div" name="chart"> -->
+			<div>
 				<div v-for="stat in stats" :key="stat.tag">
 					<div class="tag">
 						<router-link :to="`/tags/${ stat.tag }`" :title="stat.tag">#{{ stat.tag }}</router-link>
@@ -14,7 +16,8 @@
 					</div>
 					<x-chart class="chart" :src="stat.chart"/>
 				</div>
-			</transition-group>
+			</div>
+			<!-- </transition-group> -->
 		</div>
 	</mk-widget-container>
 </div>
diff --git a/src/client/app/desktop/views/components/notifications.vue b/src/client/app/desktop/views/components/notifications.vue
index e479ffadbf..32b36994db 100644
--- a/src/client/app/desktop/views/components/notifications.vue
+++ b/src/client/app/desktop/views/components/notifications.vue
@@ -1,7 +1,9 @@
 <template>
 <div class="mk-notifications">
 	<div class="notifications" v-if="notifications.length != 0">
-		<transition-group name="mk-notifications" class="transition">
+		<!-- トランジションを有効にするとなぜかメモリリークする -->
+		<!-- <transition-group name="mk-notifications" class="transition"> -->
+		<div>
 			<template v-for="(notification, i) in _notifications">
 				<div class="notification" :class="notification.type" :key="notification.id">
 					<mk-time :time="notification.createdAt"/>
@@ -95,7 +97,8 @@
 					<span>%fa:angle-down%{{ _notifications[i + 1]._datetext }}</span>
 				</p>
 			</template>
-		</transition-group>
+		</div>
+		<!-- </transition-group> -->
 	</div>
 	<button class="more" :class="{ fetching: fetchingMoreNotifications }" v-if="moreNotifications" @click="fetchMoreNotifications" :disabled="fetchingMoreNotifications">
 		<template v-if="fetchingMoreNotifications">%fa:spinner .pulse .fw%</template>{{ fetchingMoreNotifications ? '%i18n:common.loading%' : '%i18n:@more%' }}
@@ -201,7 +204,7 @@ root(isDark)
 			transition transform .3s ease, opacity .3s ease
 
 	> .notifications
-		> *
+		> div
 			> .notification
 				margin 0
 				padding 16px
diff --git a/src/client/app/mobile/views/components/notes.vue b/src/client/app/mobile/views/components/notes.vue
index 7aaf0424c7..06d22c7258 100644
--- a/src/client/app/mobile/views/components/notes.vue
+++ b/src/client/app/mobile/views/components/notes.vue
@@ -13,7 +13,9 @@
 		<button @click="resolveInitPromise">%i18n:@retry%</button>
 	</div>
 
-	<transition-group name="mk-notes" class="transition">
+	<!-- トランジションを有効にするとなぜかメモリリークする -->
+	<!-- <transition-group name="mk-notes" class="transition"> -->
+	<div class="transition">
 		<template v-for="(note, i) in _notes">
 			<mk-note :note="note" :key="note.id" @update:note="onNoteUpdated(i, $event)"/>
 			<p class="date" :key="note.id + '_date'" v-if="i != notes.length - 1 && note._date != _notes[i + 1]._date">
@@ -21,7 +23,8 @@
 				<span>%fa:angle-down%{{ _notes[i + 1]._datetext }}</span>
 			</p>
 		</template>
-	</transition-group>
+	</div>
+	<!-- </transition-group> -->
 
 	<footer v-if="more">
 		<button @click="loadMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
diff --git a/src/client/app/mobile/views/components/notifications.vue b/src/client/app/mobile/views/components/notifications.vue
index 6bb9e9bb2c..fc220c252a 100644
--- a/src/client/app/mobile/views/components/notifications.vue
+++ b/src/client/app/mobile/views/components/notifications.vue
@@ -1,6 +1,8 @@
 <template>
 <div class="mk-notifications">
-	<transition-group name="mk-notifications" class="transition notifications">
+	<!-- トランジションを有効にするとなぜかメモリリークする -->
+	<!-- <transition-group name="mk-notifications" class="transition notifications"> -->
+	<div class="transition notifications">
 		<template v-for="(notification, i) in _notifications">
 			<mk-notification :notification="notification" :key="notification.id"/>
 			<p class="date" :key="notification.id + '_date'" v-if="i != notifications.length - 1 && notification._date != _notifications[i + 1]._date">
@@ -8,7 +10,8 @@
 				<span>%fa:angle-down%{{ _notifications[i + 1]._datetext }}</span>
 			</p>
 		</template>
-	</transition-group>
+	</div>
+	<!-- </transition-group> -->
 
 	<button class="more" v-if="moreNotifications" @click="fetchMoreNotifications" :disabled="fetchingMoreNotifications">
 		<template v-if="fetchingMoreNotifications">%fa:spinner .pulse .fw%</template>