diff --git a/packages/frontend/assets/room/objects/desktop-pc/desktop-pc.blend b/packages/frontend/assets/room/objects/desktop-pc/desktop-pc.blend
new file mode 100644
index 0000000000..7f928c8827
Binary files /dev/null and b/packages/frontend/assets/room/objects/desktop-pc/desktop-pc.blend differ
diff --git a/packages/frontend/assets/room/objects/desktop-pc/desktop-pc.glb b/packages/frontend/assets/room/objects/desktop-pc/desktop-pc.glb
new file mode 100644
index 0000000000..8f359171b6
Binary files /dev/null and b/packages/frontend/assets/room/objects/desktop-pc/desktop-pc.glb differ
diff --git a/packages/frontend/src/utility/room/object-defs.ts b/packages/frontend/src/utility/room/object-defs.ts
index 9fadfa0258..ccbbe459d7 100644
--- a/packages/frontend/src/utility/room/object-defs.ts
+++ b/packages/frontend/src/utility/room/object-defs.ts
@@ -22,6 +22,7 @@ import { colorBox } from './objects/colorBox.js';
 import { cupNoodle } from './objects/cupNoodle.js';
 import { debugHipoly } from './objects/debugHipoly.js';
 import { desk } from './objects/desk.js';
+import { desktopPc } from './objects/desktopPc.js';
 import { ductTape } from './objects/ductTape.js';
 import { emptyBento } from './objects/emptyBento.js';
 import { energyDrink } from './objects/energyDrink.js';
@@ -83,6 +84,7 @@ export const OBJECT_DEFS = [
 	colorBox,
 	cupNoodle,
 	desk,
+	desktopPc,
 	ductTape,
 	emptyBento,
 	energyDrink,
diff --git a/packages/frontend/src/utility/room/objects/desktopPc.ts b/packages/frontend/src/utility/room/objects/desktopPc.ts
new file mode 100644
index 0000000000..d7174813a2
--- /dev/null
+++ b/packages/frontend/src/utility/room/objects/desktopPc.ts
@@ -0,0 +1,85 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import * as BABYLON from '@babylonjs/core';
+import { defineObject } from '../engine.js';
+
+export const desktopPc = defineObject({
+	id: 'desktopPc',
+	name: 'Desktop PC',
+	options: {
+		schema: {
+			bodyColor: {
+				type: 'color',
+				label: 'Body color',
+			},
+			coverColor: {
+				type: 'color',
+				label: 'Cover color',
+			},
+			innerColor: {
+				type: 'color',
+				label: 'Inner color',
+			},
+			ledColor: {
+				type: 'color',
+				label: 'LED color',
+			},
+		},
+		default: {
+			bodyColor: [0.05, 0.05, 0.05],
+			coverColor: [0.5, 0.9, 0],
+			innerColor: [1, 1, 1],
+			ledColor: [0.5, 0.9, 0],
+		},
+	},
+	placement: 'top',
+	createInstance: ({ options, model }) => {
+		const bodyMaterial = model.findMaterial('__X_BODY__');
+		const coverMaterial = model.findMaterial('__X_COVER__');
+		const innerMaterial = model.findMaterial('__X_INNER__');
+		const ledMaterial = model.findMaterial('__X_LED__');
+
+		ledMaterial.emissiveIntensity = 10;
+
+		const applyBodyColor = () => {
+			const [r, g, b] = options.bodyColor;
+			bodyMaterial.albedoColor = new BABYLON.Color3(r, g, b);
+		};
+
+		applyBodyColor();
+
+		const applyCoverColor = () => {
+			const [r, g, b] = options.coverColor;
+			coverMaterial.albedoColor = new BABYLON.Color3(r, g, b);
+		};
+
+		applyCoverColor();
+
+		const applyInnerColor = () => {
+			const [r, g, b] = options.innerColor;
+			innerMaterial.albedoColor = new BABYLON.Color3(r, g, b);
+		};
+
+		applyInnerColor();
+
+		const applyLedColor = () => {
+			const [r, g, b] = options.ledColor;
+			ledMaterial.emissiveColor = new BABYLON.Color3(r, g, b);
+		};
+
+		applyLedColor();
+
+		return {
+			onOptionsUpdated: ([k, v]) => {
+				applyBodyColor();
+				applyCoverColor();
+				applyInnerColor();
+				applyLedColor();
+			},
+			interactions: {},
+		};
+	},
+});