diff --git a/locales/en-US.yml b/locales/en-US.yml
index e100aeaab..59e32cc8d 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -1301,7 +1301,7 @@ lockdown: "Lockdown"
 pleaseSelectAccount: "Select an account"
 here: "here"
 credits: "Closing Credits"
-timeWillCome: "Will this have your name on it someday?"
+timeWillCome: "Wondering your name on here someday."
 thankYou: "Thank you for joining us!"
 privateMode: "Private Mode"
 hideSensitiveInformation: "Hide sensitive information"
diff --git a/locales/index.d.ts b/locales/index.d.ts
index f2b325b88..4ba2e3c1f 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -5305,11 +5305,11 @@ export interface Locale extends ILocale {
      */
     "credits": string;
     /**
-     * いつかこの欄にあなたの名前が書かれる日が来るのでしょうか？
+     * あなたの名前を刻む日が来ますように。
      */
     "timeWillCome": string;
     /**
-     * オスカーはあなたと一緒にサーフィンします。 いつまでも。
+     * ご参加いただきありがとうございます！
      */
     "thankYou": string;
     /**
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 3ccf5d597..0ebd00086 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1320,8 +1320,8 @@ blockThisUser: "このユーザーをブロックする"
 muteThisUser: "このユーザーをミュートする"
 here: "こちら"
 credits: "スタッフロール"
-timeWillCome: "いつかこの欄にあなたの名前が書かれる日が来るのでしょうか？"
-thankYou: "オスカーはあなたと一緒にサーフィンします。 いつまでも。"
+timeWillCome: "あなたの名前を刻む日が来ますように。"
+thankYou: "ご参加いただきありがとうございます！"
 privateMode: "プライベートモード"
 hideSensitiveInformation: "個人情報の非表示"
 youAreHidingSensitiveInformation: "「プライベートモード」で非表示になっています。"
diff --git a/locales/ko-KR.yml b/locales/ko-KR.yml
index af62a5e79..63c4d7501 100644
--- a/locales/ko-KR.yml
+++ b/locales/ko-KR.yml
@@ -1303,8 +1303,8 @@ lockdown: "잠금"
 here: "여기"
 alwaysConfirmFollow: "팔로우할 때 항상 확인하기"
 credits: "엔딩 크레딧"
-timeWillCome: "언젠가 당신의 이름이 쓰여지는 날이 올까요?"
-thankYou: "함께 서핑해주셔서 감사합니다!"
+timeWillCome: "당신의 이름을 새기는 날이 오길."
+thankYou: "함께해주셔서 감사합니다!"
 privateMode: "프라이빗 모드"
 hideSensitiveInformation: "민감한 정보 숨기기"
 youAreHidingSensitiveInformation: "'프라이빗 모드'에 의해 숨겨졌습니다."
diff --git a/package.json b/package.json
index c75a91d8c..3f6e35cb0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "misskey",
-	"version": "2024.5.0-oscar.19c",
+	"version": "2024.5.0-oscar.20",
 	"codename": "nasubi",
 	"repository": {
 		"type": "git",
diff --git a/packages/frontend/src/pages/about.vue b/packages/frontend/src/pages/about.vue
index 3f79b14a8..e7a4bbcab 100644
--- a/packages/frontend/src/pages/about.vue
+++ b/packages/frontend/src/pages/about.vue
@@ -56,7 +56,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<FormLink v-if="instance.repositoryUrl" :to="instance.repositoryUrl" external>
 							<template #icon><i class="ti ti-code"></i></template>
 							{{ i18n.ts.sourceCode }}
-							<template #suffix>GitHub</template>
 						</FormLink>
 						<MkInfo v-else warn>
 							{{ i18n.ts.sourceCodeIsNotYetProvided }}
@@ -149,7 +148,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							</span>
 						</MkA>
 						<MkA v-else to="/about" :class="$style.contributor">
-							<img src="/static-assets/avatar.png" :class="$style.contributorAvatar" alt="Misskey default profile image">
+							<img src="/static-assets/avatar.png" :class="$style.contributorAvatarOrigin" alt="Misskey default profile image">
 							<span :class="$style.contributorUsername">Explorer
 								<span :class="$style.contributorClient">
 									<span :class="$style.visitor">{{ i18n.ts.timeWillCome }}</span>
@@ -362,6 +361,11 @@ $bodyInfoHieght: 16px;
 	height: ($bodyTitleHieght + $bodyInfoHieght);
 }
 
+.contributorAvatarOrigin {
+	width: 30px;
+	border-radius: 100%;
+}
+
 .contributorUsername {
 	margin-left: 12px;
 }
diff --git a/packages/frontend/src/pages/welcome.entrance.a.vue b/packages/frontend/src/pages/welcome.entrance.a.vue
index 9dd0b9fe7..d234d900a 100644
--- a/packages/frontend/src/pages/welcome.entrance.a.vue
+++ b/packages/frontend/src/pages/welcome.entrance.a.vue
@@ -5,8 +5,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <div v-if="meta" class="rsqzvsbo">
-	<MkFeaturedPhotos class="bg"/>
-	<XTimeline class="tl"/>
+	<MkFeaturedPhotos class="bg" :special="false"/>
+	<XTimeline v-if="!meta.disableRegistration" class="tl"/>
 	<div class="shape1"></div>
 	<div class="shape2"></div>
 	<div class="logo-wrapper">
diff --git a/packages/frontend/src/pages/welcome.entrance.special.vue b/packages/frontend/src/pages/welcome.entrance.special.vue
index d3a979404..43acd2d7f 100644
--- a/packages/frontend/src/pages/welcome.entrance.special.vue
+++ b/packages/frontend/src/pages/welcome.entrance.special.vue
@@ -5,9 +5,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <div v-if="meta" class="rsqzvsbo">
-	<MkFeaturedPhotos class="bg" special/>
+	<MkFeaturedPhotos class="bg" :special="true"/>
 	<img :src="entranceTide" class="extra-1" alt="OSCAR Node #4 Branding Asset"/>
-	<XTimeline class="tl"/>
+	<XTimeline v-if="!meta.disableRegistration" class="tl"/>
 	<div class="shape1"></div>
 	<div class="shape2"></div>
 	<img :src="entranceBackground" class="extra-2" alt="OSCAR Node #4 Branding Asset"/>
diff --git a/packages/frontend/src/pages/welcome.vue b/packages/frontend/src/pages/welcome.vue
index a26963e37..05821e363 100644
--- a/packages/frontend/src/pages/welcome.vue
+++ b/packages/frontend/src/pages/welcome.vue
@@ -6,6 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <div v-if="instance">
 	<XSetup v-if="instance.requireSetup"/>
+	<XSpecialEntrance v-else-if="miLocalStorage.getItem('kawaii')"/>
 	<XEntrance v-else/>
 </div>
 </template>
@@ -14,10 +15,12 @@ SPDX-License-Identifier: AGPL-3.0-only
 import { computed, ref } from 'vue';
 import * as Misskey from 'misskey-js';
 import XSetup from './welcome.setup.vue';
-import XEntrance from './welcome.entrance.special.vue';
+import XSpecialEntrance from './welcome.entrance.special.vue';
+import XEntrance from './welcome.entrance.a.vue';
 import { instanceName } from '@/config.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { fetchInstance } from '@/instance.js';
+import { miLocalStorage } from '@/local-storage.js';
 
 const instance = ref<Misskey.entities.MetaDetailed | null>(null);
 
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index cb299ed50..969fc8094 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -473,7 +473,7 @@ export const defaultStore = markRaw(new Storage('base', {
 	},
 	enableSeasonalScreenEffect: {
 		where: 'device',
-		default: true,
+		default: false,
 	},
 	dropAndFusion: {
 		where: 'device',
diff --git a/packages/misskey-js/package.json b/packages/misskey-js/package.json
index 2015c3543..88827693a 100644
--- a/packages/misskey-js/package.json
+++ b/packages/misskey-js/package.json
@@ -1,7 +1,7 @@
 {
 	"type": "module",
 	"name": "misskey-js",
-	"version": "2024.5.0-oscar.19c",
+	"version": "2024.5.0-oscar.20",
 	"description": "Misskey SDK for JavaScript",
 	"types": "./built/dts/index.d.ts",
 	"exports": {