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Diamond Setouchi Marine Hotel

3.5 star property
Oceanfront hotel with full-service spa, near Omocha Okoku

Choose dates to view prices

Diamond Setouchi Marine Hotel offers an unforgettable escape near Setonaikai National Park. Indulge in a rejuvenating spa massage, enjoy the indoor pool, or connect to free WiFi as you plan your day. Take advantage of the on-site restaurant SUNSET for breakfast, lunch and dinner or grab a snack from the vending machine.

Reviews

7.4 out of 10
Good

Popular amenities

  • Spa
  • Pool
  • Bar
  • Breakfast available
  • 24/7 front desk
  • Laundry
The current price is ₩155,492
₩188,145 total
Nov 25 - Nov 26

Room options

Available filters for rooms
Showing 3 of 3 rooms

View all photos for Standard Triple Room, Non Smoking

Standard Triple Room, Non Smoking | Desk, laptop workspace, blackout drapes, iron/ironing board

Standard Triple Room, Non Smoking

Highlights

Air conditioning
Refrigerator
LCD TV
Blackout drapes/curtains
Bidet
Hair dryer
Shower/tub combination
Electric kettle
  • Sleeps 3
  • 3 Twin Beds

View all photos for Standard Twin Room, Non Smoking

Standard Twin Room, Non Smoking | Desk, laptop workspace, blackout drapes, iron/ironing board

Standard Twin Room, Non Smoking

Highlights

Air conditioning
Refrigerator
LCD TV
Blackout drapes/curtains
Bidet
Hair dryer
Shower/tub combination
Electric kettle
  • Sea view
  • Sleeps 2
  • 2 Twin Beds

Superior Twin Room, Non Smoking

Highlights

Air conditioning
Refrigerator
LCD TV
Blackout drapes/curtains
Bidet
Hair dryer
Shower/tub combination
Electric kettle
  • Sea view
  • Sleeps 3
  • 1 Double Bed, 1 Twin Bed and 1 Double Sofa Bed
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About the neighborhood

Map
Shibukawa 2-12-1, Tamano, Okayama-ken, 706-0028

What's nearby

  • Tamano City Maritime Museum - 3 min walk - 0.3 km
  • Shibukawa Beach - 4 min walk - 0.4 km
  • Shibukawa Zoo - 5 min drive - 2.6 km
  • Omocha Okoku - 6 min drive - 2.6 km
  • Uno Port - 13 min drive - 8.1 km

Getting around

  • Kojima Station - 24 min drive
  • Okayama Airport (OKJ) - 70 min drive

Restaurants

  • ‪讃岐うどん　うどんこ - ‬9 min drive
  • ‪マクドナルド 岡山玉野店 - ‬11 min drive
  • ‪はれ三 - ‬2 min drive
  • ‪すし遊館宇野店 - ‬11 min drive
  • ‪お夜食処 和 なごみ - ‬1 min walk

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 a massage at 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), an elevator, and meeting rooms
  • A 24-hour front desk, wedding services, and a vending machine
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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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 beach
  • On the waterfront
  • Terrace

Full-service spa

  • Massage
  • 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

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

Property is also known as

Diamond Setouchi Marine
Diamond Setouchi Marine Hotel
Diamond Setouchi Marine Hotel Tamano
Diamond Setouchi Marine Tamano
Setouchi Marine Hotel
Diamond Setouchi Marine Hotel Japan/Tamano
Diamond Setouchi Marine
Diamond Setouchi Marine Hotel Hotel
Diamond Setouchi Marine Hotel Tamano
Diamond Setouchi Marine Hotel Hotel Tamano

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 Nov 18, 2025, prices found for a 1-night stay for 2 adults at Diamond Setouchi Marine Hotel on Nov 25, 2025 start from ₩155,492, 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?

Nestled on the beach, this Tamano hotel is within 2 mi (3 km) of Setonaikai National Park and Omocha Okoku. Uno Port and Kojima Jeans Street are also within 9 mi (15 km).

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