diff --git a/packages/frontend/src/components/MkButton.vue b/packages/frontend/src/components/MkButton.vue
index 6de6a4cc70..16e44ec618 100644
--- a/packages/frontend/src/components/MkButton.vue
+++ b/packages/frontend/src/components/MkButton.vue
@@ -7,7 +7,7 @@
 	@click="emit('click', $event)"
 	@mousedown="onMousedown"
 >
-	<div ref="ripples" :class="$style.ripples"></div>
+	<div ref="ripples" :class="$style.ripples" :data-children-class="$style.ripple"></div>
 	<div :class="$style.content">
 		<slot></slot>
 	</div>
@@ -18,7 +18,7 @@
 	:to="to"
 	@mousedown="onMousedown"
 >
-	<div ref="ripples" :class="$style.ripples"></div>
+	<div ref="ripples" :class="$style.ripples" :data-children-class="$style.ripple"></div>
 	<div :class="$style.content">
 		<slot></slot>
 	</div>
@@ -26,9 +26,7 @@
 </template>
 
 <script lang="ts" setup>
-import { nextTick, onMounted, useCssModule } from 'vue';
-
-const $style = useCssModule();
+import { nextTick, onMounted } from 'vue';
 
 const props = defineProps<{
 	type?: 'button' | 'submit' | 'reset';
@@ -81,7 +79,7 @@ function onMousedown(evt: MouseEvent): void {
 	const rect = target.getBoundingClientRect();
 
 	const ripple = document.createElement('div');
-	ripple.classList.add($style.ripple);
+	ripple.classList.add(ripples!.dataset.childrenClass!);
 	ripple.style.top = (evt.clientY - rect.top - 1).toString() + 'px';
 	ripple.style.left = (evt.clientX - rect.left - 1).toString() + 'px';
 
diff --git a/packages/frontend/src/components/MkDateSeparatedList.vue b/packages/frontend/src/components/MkDateSeparatedList.vue
index d6303f9675..6942a0e6c3 100644
--- a/packages/frontend/src/components/MkDateSeparatedList.vue
+++ b/packages/frontend/src/components/MkDateSeparatedList.vue
@@ -36,7 +36,7 @@ export default defineComponent({
 	},
 
 	setup(props, { slots, expose }) {
-		const $style = useCssModule();
+		const $style = useCssModule(); // カスタムレンダラなので使っても大丈夫
 		function getDateText(time: string) {
 			const date = new Date(time).getDate();
 			const month = new Date(time).getMonth() + 1;
diff --git a/packages/frontend/src/components/MkImgWithBlurhash.vue b/packages/frontend/src/components/MkImgWithBlurhash.vue
index 38406cc0be..3113b6c8ae 100644
--- a/packages/frontend/src/components/MkImgWithBlurhash.vue
+++ b/packages/frontend/src/components/MkImgWithBlurhash.vue
@@ -42,11 +42,10 @@ const workerPromise = new Promise<WorkerMultiDispatch | null>(resolve => {
 </script>
 
 <script lang="ts" setup>
-import { computed, nextTick, onMounted, onUnmounted, shallowRef, useCssModule, watch } from 'vue';
+import { computed, nextTick, onMounted, onUnmounted, shallowRef, watch } from 'vue';
 import { v4 as uuid } from 'uuid';
 import { render } from 'buraha';
 import { defaultStore } from '@/store';
-const $style = useCssModule();
 
 const props = withDefaults(defineProps<{
 	transition?: {
diff --git a/packages/frontend/src/components/MkMediaList.vue b/packages/frontend/src/components/MkMediaList.vue
index 0f41ef248f..ab7a3f1345 100644
--- a/packages/frontend/src/components/MkMediaList.vue
+++ b/packages/frontend/src/components/MkMediaList.vue
@@ -20,7 +20,7 @@
 </template>
 
 <script lang="ts" setup>
-import { onMounted, ref, useCssModule, watch, shallowRef } from 'vue';
+import { onMounted, watch, shallowRef } from 'vue';
 import * as misskey from 'misskey-js';
 import PhotoSwipeLightbox from 'photoswipe/lightbox';
 import PhotoSwipe from 'photoswipe';
@@ -37,8 +37,6 @@ const props = defineProps<{
 	raw?: boolean;
 }>();
 
-const $style = useCssModule();
-
 const gallery = shallowRef<HTMLDivElement>();
 const pswpZIndex = os.claimZIndex('middle');
 document.documentElement.style.setProperty('--mk-pswp-root-z-index', pswpZIndex.toString());
@@ -96,7 +94,7 @@ onMounted(() => {
 				return item;
 			}),
 		gallery: gallery.value,
-		mainClass: $style.pswp,
+		mainClass: 'pswp',
 		children: '.image',
 		thumbSelector: '.image',
 		loop: false,
@@ -268,7 +266,7 @@ const previewable = (file: misskey.entities.DriveFile): boolean => {
 	border-radius: 8px;
 }
 
-.pswp {
+:global(.pswp) {
 	--pswp-root-z-index: var(--mk-pswp-root-z-index, 2000700) !important;
 	--pswp-bg: var(--modalBg) !important;
 }
diff --git a/packages/frontend/src/pages/settings/preferences-backups.vue b/packages/frontend/src/pages/settings/preferences-backups.vue
index 86f633c445..e34901cd11 100644
--- a/packages/frontend/src/pages/settings/preferences-backups.vue
+++ b/packages/frontend/src/pages/settings/preferences-backups.vue
@@ -32,7 +32,7 @@
 </template>
 
 <script lang="ts" setup>
-import { computed, onMounted, onUnmounted, useCssModule } from 'vue';
+import { computed, onMounted, onUnmounted } from 'vue';
 import { v4 as uuid } from 'uuid';
 import FormSection from '@/components/form/section.vue';
 import MkButton from '@/components/MkButton.vue';
@@ -48,8 +48,6 @@ import { definePageMetadata } from '@/scripts/page-metadata';
 import { miLocalStorage } from '@/local-storage';
 const { t, ts } = i18n;
 
-useCssModule();
-
 const defaultStoreSaveKeys: (keyof typeof defaultStore['state'])[] = [
 	'menu',
 	'visibility',