diff --git a/locales/index.d.ts b/locales/index.d.ts
index 07d0694f84..010cb18edc 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -12026,7 +12026,7 @@ export interface Locale extends ILocale {
          */
         "opacity": string;
         /**
-         * 大きさ
+         * サイズ
          */
         "scale": string;
         /**
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index d0c4d47ed0..b6e8402f8f 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -3221,7 +3221,7 @@ _watermarkEditor:
   title: "ウォーターマークの編集"
   repeat: "敷き詰める"
   opacity: "不透明度"
-  scale: "大きさ"
+  scale: "サイズ"
   text: "テキスト"
   position: "位置"
   type: "タイプ"
diff --git a/packages/frontend/src/components/MkWatermarkEditorDialog.vue b/packages/frontend/src/components/MkWatermarkEditorDialog.vue
index b1ff93d24c..a13d7e0d8f 100644
--- a/packages/frontend/src/components/MkWatermarkEditorDialog.vue
+++ b/packages/frontend/src/components/MkWatermarkEditorDialog.vue
@@ -56,6 +56,9 @@ import { selectFile } from '@/utility/drive.js';
 import { misskeyApi } from '@/utility/misskey-api.js';
 import { prefer } from '@/preferences.js';
 import { deepClone } from '@/utility/clone.js';
+import { ensureSignin } from '@/i.js';
+
+const $i = ensureSignin();
 
 const props = defineProps<{
 	preset: WatermarkPreset | null;
@@ -67,17 +70,17 @@ const preset = reactive(deepClone(props.preset) ?? {
 	layers: [{
 		id: uuid(),
 		type: 'text',
-		text: 'sample',
+		text: `(c) @${$i.username}`,
 		alignX: 'right',
 		alignY: 'bottom',
-		scale: 0.5,
-		opacity: 0.5,
+		scale: 0.3,
+		opacity: 0.75,
 		repeat: false,
 	}],
 } satisfies WatermarkPreset);
 
 const emit = defineEmits<{
-	(ev: 'ok'): void;
+	(ev: 'ok', preset: WatermarkPreset): void;
 	(ev: 'cancel'): void;
 	(ev: 'closed'): void;
 }>();
@@ -126,6 +129,24 @@ onUnmounted(() => {
 		renderer = null;
 	}
 });
+
+async function save() {
+	const { canceled, result: name } = await os.inputText({
+		title: i18n.ts.name,
+		default: preset.name,
+	});
+	if (canceled) return;
+
+	preset.name = name || '';
+
+	dialog.value?.close();
+	if (renderer != null) {
+		renderer.destroy();
+		renderer = null;
+	}
+
+	emit('ok', preset);
+}
 </script>
 
 <style module>
diff --git a/packages/frontend/src/pages/settings/drive.WatermarkItem.vue b/packages/frontend/src/pages/settings/drive.WatermarkItem.vue
new file mode 100644
index 0000000000..e5884204e2
--- /dev/null
+++ b/packages/frontend/src/pages/settings/drive.WatermarkItem.vue
@@ -0,0 +1,113 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<MkFolder :defaultOpen="false">
+	<template #icon><i class="ti ti-pencil"></i></template>
+	<template #label>{{ i18n.ts.preset }}: {{ preset.name === '' ? '(' + i18n.ts.noName + ')' : preset.name }}</template>
+	<template #footer>
+		<div class="_buttons">
+			<MkButton @click="edit"><i class="ti ti-pencil"></i> {{ i18n.ts.edit }}</MkButton>
+			<MkButton danger iconOnly style="margin-left: auto;" @click="del"><i class="ti ti-trash"></i></MkButton>
+		</div>
+	</template>
+
+	<div>
+		<canvas ref="canvasEl" :class="$style.previewCanvas"></canvas>
+	</div>
+</MkFolder>
+</template>
+
+<script lang="ts" setup>
+import { defineAsyncComponent, onMounted, onUnmounted, ref, useTemplateRef, watch } from 'vue';
+import type { WatermarkPreset } from '@/utility/watermarker.js';
+import MkButton from '@/components/MkButton.vue';
+import * as os from '@/os.js';
+import { i18n } from '@/i18n.js';
+import { deepClone } from '@/utility/clone.js';
+import MkFolder from '@/components/MkFolder.vue';
+import { Watermarker } from '@/utility/watermarker.js';
+
+const props = defineProps<{
+	preset: WatermarkPreset;
+}>();
+
+const emit = defineEmits<{
+	(ev: 'updatePreset', preset: WatermarkPreset): void,
+	(ev: 'del'): void,
+}>();
+
+async function edit() {
+	const { dispose } = os.popup(defineAsyncComponent(() => import('@/components/MkWatermarkEditorDialog.vue')), {
+		preset: deepClone(props.preset),
+	}, {
+		ok: (preset: WatermarkPreset) => {
+			emit('updatePreset', preset);
+		},
+		closed: () => dispose(),
+	});
+}
+
+function del(ev: MouseEvent) {
+	os.popupMenu([{
+		text: i18n.ts.delete,
+		action: () => {
+			emit('del');
+		},
+	}], ev.currentTarget ?? ev.target);
+}
+
+const canvasEl = useTemplateRef('canvasEl');
+
+const sampleImage = new Image();
+sampleImage.src = '/client-assets/sample/3-2.jpg';
+
+let renderer: Watermarker | null = null;
+
+onMounted(() => {
+	sampleImage.onload = async () => {
+		watch(canvasEl, async () => {
+			if (canvasEl.value == null) return;
+
+			renderer = new Watermarker({
+				canvas: canvasEl.value,
+				width: 1500,
+				height: 1000,
+				preset: props.preset,
+				originalImage: sampleImage,
+			});
+
+			await renderer.bakeTextures();
+
+			renderer.render();
+		}, { immediate: true });
+	};
+});
+
+onUnmounted(() => {
+	if (renderer != null) {
+		renderer.destroy();
+		renderer = null;
+	}
+});
+
+watch(() => props.preset, async () => {
+	if (renderer != null) {
+		renderer.updatePreset(props.preset);
+		renderer.render();
+	}
+}, { deep: true });
+</script>
+
+<style lang="scss" module>
+.previewCanvas {
+	display: block;
+	width: 100%;
+	height: 100%;
+	max-height: 200px;
+	box-sizing: border-box;
+	object-fit: contain;
+}
+</style>
diff --git a/packages/frontend/src/pages/settings/drive.vue b/packages/frontend/src/pages/settings/drive.vue
index b5e45ce579..b66865a408 100644
--- a/packages/frontend/src/pages/settings/drive.vue
+++ b/packages/frontend/src/pages/settings/drive.vue
@@ -58,7 +58,17 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<template #icon><i class="ti ti-copyright"></i></template>
 						<template #label><SearchLabel>{{ i18n.ts.watermark }}</SearchLabel></template>
 
-						<MkButton iconOnly @click="addWatermarkPreset"><i class="ti ti-plus"></i></MkButton>
+						<div class="_gaps_s">
+							<XWatermarkItem
+								v-for="(preset, i) in prefer.r.watermarkPresets.value"
+								:key="preset.id"
+								:preset="preset"
+								@updatePreset="onUpdateWatermarkPreset(preset.id, $event)"
+								@del="onDeleteWatermarkPreset(preset.id)"
+							/>
+
+							<MkButton iconOnly rounded style="margin: 0 auto;" @click="addWatermarkPreset"><i class="ti ti-plus"></i></MkButton>
+						</div>
 					</MkFolder>
 				</SearchMarker>
 
@@ -93,6 +103,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 import { computed, defineAsyncComponent, ref } from 'vue';
 import * as Misskey from 'misskey-js';
 import tinycolor from 'tinycolor2';
+import XWatermarkItem from './drive.WatermarkItem.vue';
+import type { WatermarkPreset } from '@/utility/watermarker.js';
 import FormLink from '@/components/form/link.vue';
 import MkSwitch from '@/components/MkSwitch.vue';
 import FormSection from '@/components/form/section.vue';
@@ -166,10 +178,34 @@ function chooseUploadFolder() {
 function addWatermarkPreset() {
 	const { dispose } = os.popup(defineAsyncComponent(() => import('@/components/MkWatermarkEditorDialog.vue')), {
 	}, {
+		ok: (preset: WatermarkPreset) => {
+			prefer.commit('watermarkPresets', [...prefer.s.watermarkPresets, preset]);
+		},
 		closed: () => dispose(),
 	});
 }
 
+function onUpdateWatermarkPreset(id: string, preset: WatermarkPreset) {
+	const index = prefer.s.watermarkPresets.findIndex(p => p.id === id);
+	if (index !== -1) {
+		prefer.commit('watermarkPresets', [
+			...prefer.s.watermarkPresets.slice(0, index),
+			preset,
+			...prefer.s.watermarkPresets.slice(index + 1),
+		]);
+	}
+}
+
+function onDeleteWatermarkPreset(id: string) {
+	const index = prefer.s.watermarkPresets.findIndex(p => p.id === id);
+	if (index !== -1) {
+		prefer.commit('watermarkPresets', [
+			...prefer.s.watermarkPresets.slice(0, index),
+			...prefer.s.watermarkPresets.slice(index + 1),
+		]);
+	}
+}
+
 function saveProfile() {
 	misskeyApi('i/update', {
 		alwaysMarkNsfw: !!alwaysMarkNsfw.value,