In addition to a full-service spa, Diamond Setouchi Marine Hotel features an indoor pool and a sauna. Dining options at the hotel include a restaurant and a coffee shop/cafe. A bar/lounge is on site where guests can unwind with a drink. Public areas are equipped with complimentary wireless Internet access.
Event facilities measuring 237 square feet (22 square meters) include conference space. This beach hotel also offers a terrace, a vending machine, and an arcade/game room. Onsite uncovered self parking is complimentary.
Diamond Setouchi Marine Hotel has designated areas for smoking.