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Diamond Setouchi Marine Hotel

Property class: 3.5

Choose dates to view prices

Located close to Omocha Okoku, Diamond Setouchi Marine Hotel provides free breakfast, a terrace, and a coffee shop/cafe. Indulge in some rest and relaxation at たまの温泉, the onsite spa. The on-site restaurant, SUNSET, offers breakfast, lunch, and dinner. Free in-room WiFi is available to all guests, along with an arcade/game room and dry cleaning/laundry services.

Reviews

7.6 out of 10
Good

Popular amenities

  • Pool
  • Spa
  • Parking included
  • Free WiFi
  • Restaurant
  • Air conditioning
The current price is ￥15,537
￥19,008 total
Sep 2 - Sep 3

Room options

Available filters for rooms
Showing 6 of 6 rooms

Semi Western-Style Non Smoking Room

  • Sleeps 6
  • Free WiFi

Semi Western-style Room

  • Sleeps 6
  • Free WiFi

View all photos for Standard Triple Room, Non Smoking

A hotel room with two beds, a desk, and a chair.

Standard Triple Room, Non Smoking

  • Sleeps 3
  • 3 Twin Beds
  • Free WiFi

View all photos for Standard Twin Room, Non Smoking

A hotel room with two beds, a desk, a chair, and a balcony with a view of the sea.

Standard Twin Room, Non Smoking

  • Sea view
  • Sleeps 2
  • 2 Twin Beds
  • Free WiFi

Superior Twin Room, Non Smoking

  • Sea view
  • Sleeps 3
  • 1 Double Bed, 1 Twin Bed and 1 Double Sofa Bed
  • Free WiFi

View all photos for Ocean View Semi Western-Style Room 36 to 40 Sq M

A hotel room with a bed, a TV, a small table with chairs, and a view through a large window.

Ocean View Semi Western-Style Room 36 to 40 Sq M

  • Sleeps 6
  • Free WiFi
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About the neighborhood

Located in Tamano, Diamond Setouchi Marine Hotel is in a rural area and on the waterfront. Uno Port and Naoshima Ferry Terminal are worth checking out if an activity is on the agenda, while those wishing to experience the area's natural beauty can explore Setonaikai National Park and Washuzan Hill. Omocha Okoku and Washuzan Highland are not to be missed. Spend some time exploring the area's activities, including golfing. Visit our Tamano travel guide
Map
706-0028, Okayama-ken, Tamano, Shibukawa 2-12-1

What's nearby

  • A large suspension bridge over water, a green park area with a checkered pattern, and a dome structure.
    Great Seto Bridge
    33 min drive - 16.6 km
  • Shibukawa Beach
    1 min walk - 0.2 km
  • Tamano City Maritime Museum
    4 min walk - 0.4 km
  • Shibukawa Zoo
    7 min drive - 3.5 km
  • Omocha Okoku
    8 min drive - 3.6 km

Getting around

  • Kojima Station
    27 min drive
  • Okayama Airport (OKJ)
    70 min drive

Restaurants

  • いしはるうどん
    7 min drive
  • はれ三
    4 min drive
  • Shiro
    12 min drive
  • Bollard Coffee Stand
    12 min drive
  • belk
    8 min drive

About this property

Diamond Setouchi Marine Hotel

  • Hotel near Setonaikai National Park
  • Located close to Omocha Okoku, Diamond Setouchi Marine Hotel provides free breakfast, a terrace, and a coffee shop/cafe. Treat yourself to some rest and relaxation at たまの温泉, the onsite spa. The on-site restaurant, SUNSET, offers breakfast, lunch, and dinner. In addition to an arcade/game room and dry cleaning/laundry services, guests can connect to free in-room WiFi.
  • You'll also enjoy the following perks during your stay:
    • An indoor pool
    • Free self parking
    • Buffet breakfast (surcharge), wedding services, and a banquet hall
    • A vending machine, a 24-hour front desk, and an elevator
  • Room features
  • All 190 rooms boast comforts such as laptop-friendly workspaces and air conditioning, in addition to thoughtful touches like free WiFi.
  • Other amenities include:
    • Shared bathrooms with toilets with electronic bidets and shower/tub combinations
    • 26-inch LCD TVs with digital channels
    • Refrigerators, electric kettles, and desks

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  • Free WiFi
  • Restaurant
  • Air conditioning
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Property amenities

Internet

  • Available in all rooms: Free WiFi
  • Available in some public areas: Free WiFi

Parking and transportation

  • Free uncovered self parking on site

Food and drink

  • Daily buffet breakfast available 7:00 AM to 9:00 AM for a fee: JPY 1,815 per person
  • A bar/lounge
  • A coffee shop/cafe
  • A restaurant

Restaurants on site

  • SAIOU
  • SETONOISO
  • SUNSET

Things to do

  • Arcade/game room
  • Full-service spa
  • Indoor pool
  • Karaoke
  • Sauna

Conveniences

  • 24-hour front desk
  • Luggage storage
  • Vending machine

Guest services

  • Dry cleaning/laundry service
  • Wedding services

Business services

  • 237 square feet of conference space
  • Meeting rooms

Outdoors

  • On the waterfront
  • Terrace

Full-service spa

  • Spa open daily

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Elevator
  • Well-lit path to entrance
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible lounge
  • Wheelchair-accessible path of travel
  • Wheelchair-accessible path to elevator
  • Wheelchair-accessible registration desk
  • Wheelchair-accessible restaurant

More

  • 1 building
  • 6 floors
  • Banquet hall
  • Designated smoking areas

Room amenities

Bedroom

  • Bedsheets provided
  • Blackout drapes

Bathroom

  • Bidet
  • Hair dryer
  • Shared bathroom
  • Shower/bathtub combination
  • Slippers
  • Toothbrush and toothpaste
  • Towels provided

Entertainment

  • 26-inch LCD TV with digital channels
  • Pay movies

Food and drink

  • Electric kettle
  • Refrigerator

More

  • Air conditioning
  • Desk
  • Iron/ironing board on request
  • Laptop workspace
  • Phone

Policies

Check-in

Check-in start time: 3:00 AM; Check-in end time: midnight
Minimum check-in age: 20

Check-out

Check-out before 10 AM

Special check-in instructions

Front desk staff will greet guests on arrival at the property
This property doesn't offer after-hours check-in
Information provided by the property may be translated using automated translation tools

Access methods

Staffed front desk

Pets

Pets not allowed

Children and extra beds

Children are not allowed at this property from April to March; The rest of the year they are welcome
Rollaway/extra beds are not available
Cribs (infant beds) are not available

Property payment types

Important information

Optional extras

  • Fee for buffet breakfast: approximately JPY 1815 per person

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
Minimum Spring Break check-in age is 20 years old
This property accepts credit cards and cash

We should mention

The Japanese Ministry of Health, Labour, and Welfare requires all international visitors to submit their passport number and nationality when registering at any lodging facility (inns, hotels, motels, etc. ); additionally, lodging proprietors are required to photocopy passports for all registering guests and keep the photocopy on file
Please note that some properties do not permit guests with tattoos to use the onsite public bathing facilities

Frequently asked questions

Does Diamond Setouchi Marine Hotel have a pool?

Yes, this property has an indoor pool.

How much does it cost to stay at Diamond Setouchi Marine Hotel?

As of Aug 19, 2026, prices found for a 1-night stay for 2 adults at Diamond Setouchi Marine Hotel on Sep 2, 2026 start from ￥15,537, excluding taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

Is Diamond Setouchi Marine Hotel pet-friendly?

No, pets are not allowed at this property.

How much is parking?

Self parking is free at this property.

What time is check-in at Diamond Setouchi Marine Hotel?

Check-in start time: 3:00 AM; Check-in end time: midnight. After-hours check-in is not available.

What time is check-out at Diamond Setouchi Marine Hotel?

Check-out is at 10 AM.

Where is Diamond Setouchi Marine Hotel located?

Situated on the waterfront, this spa hotel is 0.3 mi (0.4 km) from Setonaikai National Park and 1.6 mi (2.6 km) from Omocha Okoku. Uno Port and Kojima Jeans Street are also within 9 mi (15 km).

Can I cancel my reservation for free and receive a full refund?

Yes, this property offers free cancellation on select room rates, because flexibility matters! Please refer to the property cancellation policy on our site for more details about any exclusions or requirements.

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