diff --git a/packages/frontend/assets/room/objects/issyoubin/issyoubin.blend b/packages/frontend/assets/room/objects/issyoubin/issyoubin.blend
index 02db1e6901..f9254d2706 100644
Binary files a/packages/frontend/assets/room/objects/issyoubin/issyoubin.blend and b/packages/frontend/assets/room/objects/issyoubin/issyoubin.blend differ
diff --git a/packages/frontend/assets/room/objects/issyoubin/issyoubin.glb b/packages/frontend/assets/room/objects/issyoubin/issyoubin.glb
index 546caebb07..cb904c40fb 100644
Binary files a/packages/frontend/assets/room/objects/issyoubin/issyoubin.glb and b/packages/frontend/assets/room/objects/issyoubin/issyoubin.glb differ
diff --git a/packages/frontend/src/world/engine.ts b/packages/frontend/src/world/engine.ts
index 8658f0a7ae..f5c2e0c5e0 100644
--- a/packages/frontend/src/world/engine.ts
+++ b/packages/frontend/src/world/engine.ts
@@ -327,6 +327,7 @@ export class WorldEngine extends EventEmitter<WorldEngineEvents> {
 				'This is a virtual space for Misskey users!',
 				//'You can chat, play games, and more!',
 				//'Check out the bulletin board for announcements',
+				'Have a nice day with Misskey!',
 				'MAINTENANCE will begin at 9:00 A.M.',
 			];
 
diff --git a/packages/frontend/src/world/room/objects/issyoubin.ts b/packages/frontend/src/world/room/objects/issyoubin.ts
index 0c9204b259..b26ea943bf 100644
--- a/packages/frontend/src/world/room/objects/issyoubin.ts
+++ b/packages/frontend/src/world/room/objects/issyoubin.ts
@@ -19,6 +19,11 @@ export const issyoubin = defineObject({
 	hasCollisions: false,
 	hasTexture: true,
 	createInstance: ({ model, options }) => {
+		for (const m of model.root.getChildMeshes()) {
+			if (m.material != null) {
+				(m.material as BABYLON.PBRMaterial).separateCullingPass = true;
+			}
+		}
 		return {
 			onOptionsUpdated: ([k, v]) => {
 			},