Uchiyama Hotel bathroom washstand

Quick answer：

The Uchiyama Hotel, also known as the Park Hyatt Tokyo, features luxurious and beautifully designed bathrooms. The washstand, often referred to as a sink or vanity, is typically made of high-quality materials like marble or porcelain and is designed to provide both functionality and elegance. It may be equipped with modern amenities such as dual sinks, high-pressure water faucets, and integrated lighting.