Hirayu Noyaku Hotel Bathroom Case

Quick answer：

The Hirayu Noyaku Hotel is known for its exceptional design and luxury accommodations. The bathroom case refers to a specific instance or aspect of the hotel's bathroom design, which likely showcases innovative features, high-end finishes, or unique amenities that enhance the guest experience. Information about this specific case would include details on the architectural design, materials used, and any unique functionalities or aesthetics that set it apart.