diff --git a/packages/frontend/assets/room/envs/museum/museum.blend b/packages/frontend/assets/room/envs/museum/museum.blend
index e27065e40e..2afe632dce 100644
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diff --git a/packages/frontend/assets/room/envs/museum/museum.glb b/packages/frontend/assets/room/envs/museum/museum.glb
index 0d4e3ccb0a..f46e3f516e 100644
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diff --git a/packages/frontend/assets/room/objects/description-plate/description-plate.blend b/packages/frontend/assets/room/objects/description-plate/description-plate.blend
new file mode 100644
index 0000000000..c884f621d9
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diff --git a/packages/frontend/assets/room/objects/description-plate/description-plate.glb b/packages/frontend/assets/room/objects/description-plate/description-plate.glb
new file mode 100644
index 0000000000..1307a9a5b1
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diff --git a/packages/frontend/assets/room/objects/description-plate/texture.af b/packages/frontend/assets/room/objects/description-plate/texture.af
new file mode 100644
index 0000000000..955f7fd792
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diff --git a/packages/frontend/assets/room/objects/description-plate/texture.png b/packages/frontend/assets/room/objects/description-plate/texture.png
new file mode 100644
index 0000000000..ef97054c0e
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diff --git a/packages/frontend/assets/room/objects/low-partition-bar/low-partition-bar.blend b/packages/frontend/assets/room/objects/low-partition-bar/low-partition-bar.blend
new file mode 100644
index 0000000000..a36ad33072
Binary files /dev/null and b/packages/frontend/assets/room/objects/low-partition-bar/low-partition-bar.blend differ
diff --git a/packages/frontend/assets/room/objects/low-partition-bar/low-partition-bar.glb b/packages/frontend/assets/room/objects/low-partition-bar/low-partition-bar.glb
new file mode 100644
index 0000000000..f20e6cba13
Binary files /dev/null and b/packages/frontend/assets/room/objects/low-partition-bar/low-partition-bar.glb differ
diff --git a/packages/frontend/src/world/room/env.ts b/packages/frontend/src/world/room/env.ts
index dbb72a13f9..8e5e64797f 100644
--- a/packages/frontend/src/world/room/env.ts
+++ b/packages/frontend/src/world/room/env.ts
@@ -716,7 +716,7 @@ export class MuseumEnvManager extends EnvManager<MuseumEnvOptions> {
 			this.shadowGenerators.push(shadowGeneratorForRoomLight);
 		}
 
-		for (const node of this.loaderResult.transformNodes.filter(node => node.name.includes('__LIGHT__'))) {
+		for (const node of this.meshes.filter(mesh => mesh.name.includes('__LIGHT__'))) {
 			const light = new BABYLON.SpotLight('museumEnv:SubRoomLight', node.position, new BABYLON.Vector3(0, -1, 0), 16, 8, this.engine.scene, true);
 			light.diffuse = new BABYLON.Color3(...this.engine.roomState.roomLightColor);
 			light.range = cm(500);
diff --git a/packages/frontend/src/world/room/object-defs.ts b/packages/frontend/src/world/room/object-defs.ts
index cde1554b12..e963b5a71f 100644
--- a/packages/frontend/src/world/room/object-defs.ts
+++ b/packages/frontend/src/world/room/object-defs.ts
@@ -25,6 +25,7 @@ import { cuboid } from './objects/cuboid.js';
 import { cupNoodle } from './objects/cupNoodle.js';
 import { custardPudding } from './objects/custardPudding.js';
 import { debugHipoly } from './objects/debugHipoly.js';
+import { descriptionPlate } from './objects/descriptionPlate.js';
 import { desk } from './objects/desk.js';
 import { desktopPc } from './objects/desktopPc.js';
 import { djMixer } from './objects/djMixer.js';
@@ -48,6 +49,7 @@ import { laptopPc } from './objects/laptopPc.js';
 import { largeMousepad } from './objects/largeMousepad.js';
 import { lavaLamp } from './objects/lavaLamp.js';
 import { letterCase } from './objects/letterCase.js';
+import { lowPartitionBar } from './objects/lowPartitionBar.js';
 import { miObjet } from './objects/mi-objet.js';
 import { milk } from './objects/milk.js';
 import { miPlate } from './objects/miPlate.js';
@@ -209,6 +211,8 @@ export const OBJECT_DEFS = [
 	woodSoundAbsorbingPanel,
 	hangingDuctRail,
 	spotLight,
+	lowPartitionBar,
+	descriptionPlate,
 ];
 
 export function getObjectDef(type: string): typeof OBJECT_DEFS[number] {
diff --git a/packages/frontend/src/world/room/objects/descriptionPlate.ts b/packages/frontend/src/world/room/objects/descriptionPlate.ts
new file mode 100644
index 0000000000..8b3830ccbb
--- /dev/null
+++ b/packages/frontend/src/world/room/objects/descriptionPlate.ts
@@ -0,0 +1,23 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { defineObject } from '../object.js';
+
+export const descriptionPlate = defineObject({
+	id: 'descriptionPlate',
+	name: 'descriptionPlate',
+	options: {
+		schema: {},
+		default: {},
+	},
+	placement: 'side',
+	hasCollisions: false,
+	hasTexture: true,
+	createInstance: () => {
+		return {
+			interactions: {},
+		};
+	},
+});
diff --git a/packages/frontend/src/world/room/objects/lowPartitionBar.ts b/packages/frontend/src/world/room/objects/lowPartitionBar.ts
new file mode 100644
index 0000000000..d6f65f6bb3
--- /dev/null
+++ b/packages/frontend/src/world/room/objects/lowPartitionBar.ts
@@ -0,0 +1,64 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import * as BABYLON from '@babylonjs/core';
+import { defineObject } from '../object.js';
+
+export const lowPartitionBar = defineObject({
+	id: 'lowPartitionBar',
+	name: 'lowPartitionBar',
+	options: {
+		schema: {
+			bodyColor: {
+				type: 'color',
+				label: 'Body color',
+			},
+			width: {
+				type: 'range',
+				label: 'Width',
+				min: 0,
+				max: 1,
+				step: 0.01,
+			},
+		},
+		default: {
+			bodyColor: [0.8, 0.8, 0.8],
+			width: 0.5,
+		},
+	},
+	placement: 'top',
+	//hasCollisions: true,
+	createInstance: ({ options, model }) => {
+		const bodyMaterial = model.findMaterial('__X_BODY__');
+
+		const applyBodyColor = () => {
+			const [r, g, b] = options.bodyColor;
+			bodyMaterial.albedoColor = new BABYLON.Color3(r, g, b);
+		};
+
+		applyBodyColor();
+
+		const applySize = () => {
+			for (const mesh of model.root.getChildMeshes()) {
+				if (mesh.morphTargetManager != null && mesh.morphTargetManager.getTargetByName('W') != null) {
+					mesh.morphTargetManager.getTargetByName('W').influence = options.width;
+				}
+			}
+			model.updated();
+		};
+
+		applySize();
+
+		return {
+			onOptionsUpdated: ([k, v]) => {
+				switch (k) {
+					case 'bodyColor': applyBodyColor(); break;
+					case 'width': applySize(); break;
+				}
+			},
+			interactions: {},
+		};
+	},
+});