Comfortable Accommodations Blue Hotel NAGI-Adult Only in Otaru offers adults-only rooms with air-conditioning, balconies, baths, TVs, and electric kettles. Free WiFi is available throughout the property. Convenient Facilities Guests can enjoy a elevator, 24-hour front desk, daily housekeeping, full-day security, room service, and karaoke. Free on-site private parking is provided. Local Attractions Zenibako Beach is 1.6 mi away, and Okadama Airport is 15 mi from the hotel.