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Hotels of Earth

Diamond Hotel

★★★ 1-10-3 Kojimachi, Chiyoda-ku, Tokyo, Tokyo-to, 102 0083, Tokyo, JP

8 guest rating· 147 reviews

About this hotel

Convenient Amenities: Enjoy complimentary wireless internet access and a convenient vending machine for your needs.

Dining Options: Indulge in a variety of culinary experiences at Plumeria, featuring 2 restaurants and a cozy coffee shop/cafe.

Featured Amenities: Benefit from complimentary wired internet, a responsive 24-hour front desk, and the convenience of self-parking on-site.

Make yourself at home in one of the 304 well-equipped guestrooms, complete with flat-screen TVs, refrigerators, and luxurious private bathrooms.

Located in Tokyo's Chiyoda district, Diamond Hotel offers proximity to Chidorigafuchi Park and Tokyo National Theatre, ensuring a delightful stay near key attractions.

Experience comfort and convenience at Diamond Hotel - book now for an unforgettable Tokyo getaway!

Rooms & rates

Single Room 13.5㎡, Non smoking (Semi double size / 120cm width)

Sleeps 1 · 14 m² · Twin bed

  • Desk
  • Private bathroom
  • Deep soaking bathtub
  • Free WiFi
  • TV

Semi Double Room, Non Smoking (Double Size bed / 140cm width)

Sleeps 2 · 14 m² · Twin bed

  • Desk
  • Private bathroom
  • Deep soaking bathtub
  • Free WiFi
  • TV

Semi Double Room, Smoking (Double Size bed / 140cm width)

Sleeps 2 · 14 m² · Double bed

  • Desk
  • Private bathroom
  • Deep soaking bathtub
  • Free WiFi
  • TV

Single Room 13.5㎡, Smoking (Semi double size / 120cm width)

Sleeps 1 · 14 m² · Twin bed

  • Desk
  • Private bathroom
  • Deep soaking bathtub
  • Free WiFi
  • TV

Amenities

  • Free WiFi
  • Parking (limited spaces)
  • Self parking (surcharge)
  • Breakfast available (surcharge)
  • 24-hour front desk
  • Elevator
  • Free wired internet

Location

© OpenStreetMap contributors

1-10-3 Kojimachi, Chiyoda-ku, Tokyo, Tokyo-to, 102 0083, Tokyo, JP

Check-in
from 03:00 PM
Check-out
until 12:00 PM

What guests say8147 reviews

+ Good breakfast+ Helpful staff+ Convenient location− Dated rooms− Limited amenities
Cleanliness8.0
Service8.4
Location8.5
Room Quality7.4
Amenities7.5
Value for Money7.9

Guest review

6.0

The stay was okay I didn't like how I couldn't eat my food I bought from the store in the hotel.

Alexandria · 2025-10-08

Guest review

4.0

エアコンから出てきた空気がカビ臭く、一気に気持ちが悪くなった。ベッドが固かった。

Takahiro · 2025-10-03

Guest review

8.0

駅からホテルまでの間でコンビニが無く、少し不便に思われます。 その点以外は良かったです。

kimitake · 2025-09-27

Guest review

8.0

気持ちよく宿泊させてもらいました。

YOSHIMI · 2025-09-26

Guest review

10.0

地方から訪れましたが、アクセスも良く、便利でした。

midorikawa · 2025-09-23

Guest review

8.0

Breakfast is good.

Hiroyasu · 2025-08-27

Good to know

Only registered guests are allowed in the guestrooms.

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.

Parking height restrictions apply.

Contactless check-out is available.

A deposit may be required at the property.

›Pets

Pets not allowed

›Sustainability Certifications

Property confirms they are implementing guest safety measures

›Pets

Service animals are exempt from fees/restrictions

›Children and extra beds

No rollaway/extra beds available

›Check-in & Check-out

Contactless check-out is available

›General

Guests are provided with free hand sanitizer

›Covid

Property follows sanitization practices of COVID-19 Guidelines (CDC)

›General

Staff temperature checks are conducted regularly

›Parking

Parking height restrictions apply

›General

Bed sheets and towels are washed at a temperature of at least 60°C/140°F

›General

Staff wears personal protective equipment

›General

Temperature checks are available to guests

›Covid

Property does not offer onsite COVID-19 testing

›General

Property follows sanitization practices of Intertek Cristal (3rd party expert - Global)

›General

Food service has been amended for enhanced safety

›General

Property is cleaned with disinfectant

›General

Social distancing measures are in place

›General

Professional property host/manager

›Children and extra beds

No cribs (infant beds) available

›Sustainability Certifications

Property confirms they are implementing enhanced cleaning measures

›Health & Safety

Property does not require health documentation at check-in

›General

Shield between guests and staff in main contact areas

›General

Property follows regional sanitization guidelines Coronavirus Guidelines (Japan)

›Pets

Service animals are allowed

›General

Unicode Support true

›General

Masks are compulsory at the property