Grampus Sea  

On Shirahama’s shoreline—steps from Shirahama Onsen and a short walk to Senjojiki, Sandanbeki Cave and Shirahama Beach. The hotel sits about 3 km from the city center and is close to Shirahama Kaichu Observatory Deck and Ginza Ashiyu Yokocho.

An onsen-style ryokan with 74 guestrooms offering air conditioning, refrigerators and flat-screen TVs. Bathrooms feature spring-water baths with separate bathtubs and showers plus complimentary toiletries. Rooms feel relaxed and unfussy—ideal for sea-breeze mornings after a soak.

Soak in onsite hot springs and book massages; the property also offers a massage room and access to a doctor. For fun and downtime there’s karaoke, an arcade/game room, table tennis and a barbecue area. Practical perks include vending machines, laundry, luggage storage, a 24-hour front desk and free self-parking.

Complimentary Wi‑Fi across the property and a banquet hall for events. Additional services include luggage storage and a safe-deposit box.

On-site restaurant plus a complimentary self-serve breakfast each morning. Use the BBQ area for casual grills or grab snacks from vending machines. The neighborhood is known for fresh seafood and sushi, with nearby spots like Kaisen sushi Toretore ichiba, Ko sushi and Fukuju sushi.