Hotel User Guide


This page explains the procedure for making a reservation online. This plan is exclusive to online reservations.
Reservations made by telephone will be subject to the standard rate. Our hotel accepts reservations even from those who have not registered as members. However, if you become a member, you can cancel your reservation online, so we recommend you complete the membership reservation.
Note that membership reservation is absolutely free of charge.

Typical Reservation Procedure
  1. Step 1

    Select the accommodation plan or room type you want.

  2. Step 2

    A calendar will be shown. Clicking on one of the days marked with a ● or ▲ (or a number) will take you to the next step.

  3. Step 3

    Designate the number of people, and you will then be asked to confirm the number of people. If this is okay, go to the next step.

  4. Step 4

    Members should input their login ID and password. Non-members should click “Proceed to reservation page.”

  5. Step 5

    Input all the required fields and click “Next.” If the contents are correct, click “Place reservation” to complete your reservation. After a few minutes, you will receive an e-mail notifying you that your reservation is complete. (If you do not receive an e-mail, please contact us.)

Typical Cancelation Procedure
  1. Step 1

    Enter your reservation number and the e-mail address you used to make the reservation, then click “Pull up reservation information.”

  2. Step 2

    When your reservation details appear on the screen, click “Cancel this reservation.”

  3. Step 3

    If you wish to add an e-mail address to which we should send the confirmation e-mail, enter the address in “Designate addressee.” Then click “Confirm cancelation.” (If you cannot complete the cancelation, please contact us by telephone.)

Typical Registration Procedure
  1. Step 1

    Fill in your e-mail address and submit it on the form for receiving a member registration URL.

  2. Step 2

    Input all the required fields and click “To confirmation page” If the contents are correct, click “Register” to complete your reservation.

  3. Step 3

    After a few minutes, you will receive an e-mail notifying you that your registration is complete. You can use your login ID and password to make reservations in the future.

About Your Member Page

Once you become a member, you can use your member page to perform the following functions: ■ Confirm reservation details / ■ Cancel reservations / ■ Change or delete membership information * Please note that you cannot change reservations online. You will need to cancel your reservation and place it again, or contact us by telephone.

Forgot Your ID/Password?

If you have forgotten your login ID and password, you can request assistance. If you input the e-mail address and telephone number associated with your account, an e-mail will be sent to that address with your login ID and password. The e-mail may take a few minutes to arrive.


Room Type
Room type Area Bed size Capacity

Standard Single A

Smoking or non-smoking

12.8m² 100cm×195cm 1* – 2 per room

Superior Single B


12.8m² 120cm×195cm 1 – 2 per room

Deluxe Single C


13m² 140cm×195cm 1 – 2 per room

Standard Twin A

Smoking or non-smoking

13.9m² 100cm×195cm 1 – 2 per room

Superior Twin B

Smoking or non-smoking

20.3m² 120cm×195cm 1* – 3 per room

* One person uses an extra bed.

Check-in & Checkout
  • · Check-in··························3:00 p.m.
    (If you wish to check in before 3:00 p.m., please contact us in advance.)
  • · Checkout·························· 10:00 a.m.
  • ◆ Late checkout fee
  • · 10:00 a.m. – 2:00 p.m··· 10% of the standard rate per hour
  • · After 2:00 p.m·············Fee for one night’s stay
    (However, if another person has reserved your room for that night, you must vacate it before 2:00 p.m.)
Front Desk Service
  • · Opening hours: 6:00 a.m. – midnight (If you wish to check in or check out outside of the above hours, please contact us in advance.)
  • · In order to guarantee the safety of our overnight guests, the automatic door at the entrance is locked during the night (midnight to 6:00 a.m.).
  • · Package pick-up service
  • · Laundry service (drop-off until 10:00 a.m.; pickup after 4:00 p.m.)
  • · Photocopying and fax (paid)
  • · Arranging a taxi
  • · Arranging a massage
Hotel Facilities
  • · Coin-operated laundry (washing machines, dryers, detergent)
  • · Vending machines (alcohol and soft drinks)
  • · Ice machine (if you need a lot of ice, please ask at the front desk)
  • · Wheelchairs (four)
  • · AED (one)
  • · Trouser press (one per floor)
Room facilities
  • · Free Internet (Wi-Fi, wired LAN)
  • · LAN cable (borrow from the front desk)
  • · Separate A/C unit for each room
  • · LCD television (23-inch or 32-inch)
  • · Refrigerator (empty)
  • · Toilet with bidet
  • · Electric kettle
  • · Blow dryer
  • · Hangers
  • · Mug
  • · Brush for clothing
  • · Shoehorn
  • · Odor eliminator spray
  • · Shampoo, conditioner, body soap
  • · Bath towel, face towel, bath mat
  • · Nightgown
  • · Hand soap
  • · Face-washing foam
  • · Disposable slippers
  • ◆ 1F self-service corner
  • · Toothbrush
  • · Razor
  • · Green tea (powder sachet)
  • · Hojicha (powder sachet)
  • · Coffee (powder sachet)
  • · Black tea
  • · Sugar packets
  • · Creamer
  • · Hairbrush
  • · Cotton swabs
  • · Hair tie
Items available on loan (supplies limited)
  • · Rental PC (¥1,050/day)
  • · Air-purifier (Plasmacluster)
  • · Humidifier
  • · Iron (& ironing board)
  • · Desk light
  • · Various phone chargers

About Parking

Dear Customers using parking space

You are able to see the Hotel parking guide to click below. Please see the guide when using.It is free for family car to park.It is free entry and exit for 24 hours. We are really expecting your visit.

Hotel Terms & Conditions

The accommodation contract concluded between our hotel and our guests, and other contracts relating thereto, are defined by these Terms & Conditions. Any matters not designated herein shall be as determined by laws and ordinances, or by general custom.

Hotel Terms & Conditions
Privacy Policy

Hiroshima Diamond Hotel is a member of JR West Properties Co., Ltd. Our basic policy on the handling of personal information is based on that of JR West Properties.

Privacy Policy