Hotel Analysis
Based on 3 sites · 705 reviews
A 3-star onsen resort hotel by the sea in Shirahama, Japan. Reviews frequently mention that famous attractions like Senjojiki and Sandanbeki Cave are just a 3-5 minute walk away. The bus stop is right in front, making it convenient without a car.
Reviews across booking sites repeatedly praise the open-air baths and indoor onsen. Many say soaking in the ocean-view rotenburo relieves fatigue and leaves skin smooth. Rooms are tatami-style and clean, with good value for included breakfast. Free ample parking is a plus.
However, rooms lack private bathrooms or toilets, requiring shared facilities, which is noted in many reviews. Some mention ants or bugs. Limited nearby dining options can be inconvenient for dinner.
Ideal for tourists, solo travelers, or families focused on sightseeing and onsen. Perfect if you're just sleeping and touring.
Strengths
Excellent open-air and indoor onsen praised for relieving fatigue and smoothing skin in many reviews
Senjojiki attractions 3-5 min walk, bus stop right outside for easy access
Clean tatami rooms feel spacious, ample free parking noted
Good value with included tasty breakfast
Friendly staff and quiet atmosphere appreciated
Good to Know
No private bathroom or toilet in rooms, shared facilities inconvenient per many reviews
Some complaints about ants or bugs
Limited nearby dining, inconvenient for dinner
Recommended For
Onsen & Sightseers — High satisfaction with rotenburo and walkable attractions like Senjojiki
Solo Travelers — Good value, convenient bus, quiet vibe in reviews
Families — Spacious tatami rooms, onsen, free parking praised by families
Couples — Ocean-view baths and prime location for relaxation
Ratings by Booking Site
Overall 7.8/10 · 3 sites · Based on 705 reviews
Guest Reviews
3 booking sites · 705 reviews
Frequently Mentioned
Trip.com
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Solo
Trip.com
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Family
Agoda
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Group
Agoda
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Family with kids
Expedia
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Solo
Nearby
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FAQ
What are the check-in/check-out times at Grampus Sea?
Typically, check-in starts at 3:00 PM and check-out is by 11:00 AM. Please contact the hotel directly for exact times.
What do guests say about this hotel?
Grampus Sea has received a rating of 7.8/10 from 344 guests.