What Is 1DK Apartment Japan: Complete Guide 2025

What Is 1DK Apartment Japan: Complete Guide 2025

What Is 1DK Apartment Japan: Complete Guide 2025

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What is 1DK apartment Japan? When browsing for apartments for rent in Tokyo Japan, you might notice mysterious codes like 1R, 1K, or 1DK. These abbreviations describe Japanese apartment layouts, and knowing them can save you from renting the wrong place.

At Arealty Japan, we guide foreigners through Japan’s rental system, making it easier to find apartments in Tokyo to rent or a foreigner friendly apartment for rent in Tokyo. This article dives into what a 1DK apartment means, how it differs from other layouts, who it suits best, and what to expect when renting one in Japan.

What Does 1DK Mean in Japan?

Japanese apartments use a unique labeling system that combines numbers and letters to describe their floor plans.
Here’s the breakdown:

  • 1 = one main room
  • D = dining area
  • K = kitchen

So, 1DK stands for one room plus a dining-kitchen area. This means you have one main living/sleeping room separate from a small dining and kitchen space , a setup that’s both efficient and comfortable.

It’s more spacious than a 1K apartment, which usually has only a kitchenette, and smaller than a 1LDK, which adds a dedicated living area.

For many, especially foreigners searching for apartments in Japan Tokyo, 1DK offers a nice balance between affordability and livability.

Compact 1DK living, cleverly designed

Typical Size and Layout of a 1DK Apartment

A 1DK apartment in Japan typically ranges from 25 to 35 square meters. The design prioritizes efficiency:

  • The main room serves as both a bedroom and living space.
  • The DK area (dining + kitchen) fits a small table and cooking appliances.
  • A compact bathroom and laundry corner are often included.
  • Some apartments come with a balcony, perfect for drying clothes.

For those seeking apartments for rent Tokyo or apartments in Japan, 1DK units are among the most common, especially in areas like Setagaya, Koto, or Nerima, where rent is more reasonable.

1DK vs. 1K vs. 1LDK: Key Differences

Understanding layout abbreviations helps you pick the right apartment in Japan.


Type

Meaning

Average Size

Ideal For

1R (One Room)

One open room + small kitchenette

18–25 m²

Students, short stays

1K (One Kitchen)

One room + separate kitchen

20–30 m²

Singles

1DK (Dining Kitchen)

One room + dining & kitchen

25–35 m²

Singles or couples

1LDK (Living Dining Kitchen)

One room + living, dining & kitchen

35–50 m²

Couples or small families

If your budget allows more than a basic cheap apartment Tokyo, a 1DK gives you privacy between the bedroom and cooking area, something that even locals appreciate in tight city spaces.

Who Is a 1DK Apartment Suitable For?

A 1DK apartment Japan fits many lifestyles thanks to its balance between affordability and comfort. Here’s who it’s most suitable for, and what you can expect to pay in rent:

  • Single Professionals:
    Ideal for office workers who want more space than a studio but still live close to the city center. Rent for a 1DK apartment for rent Tokyo typically ranges from ¥85,000–¥110,000 per month in areas like Koto or Setagaya. The dining-kitchen area can double as a compact workspace for those working remotely.
  • Couples:
    Perfect for pairs who prefer some separation between their bedroom and dining area. 1DKs are more affordable than 1LDK units, usually costing around ¥100,000–¥130,000 in popular central neighborhoods such as Shinjuku or Meguro.
  • Students and Interns:
    Many international students choose apartments in Japan Tokyo close to universities or train stations. Rent ranges from ¥60,000–¥90,000 per month in more affordable areas like Saitama, Chiba, or Nerima, making 1DKs a comfortable step up from dorms or shared houses.
  • Foreign Residents Staying Mid-Term:
    For those planning to stay in Japan for six months or longer, a 1DK apartment for rent Japan offers privacy and stability without the higher costs of multi-room apartments. It’s a great middle ground between a shared house Tokyo and a full family-sized home.
  • Minimalists:
    For renters who value simplicity and low-maintenance living, the 1DK’s compact design fits perfectly with Japan’s minimalist culture. You’ll enjoy an efficient layout that’s easy to organize, clean, and maintain – while keeping both rent and utilities at manageable levels.

Overall, the 1DK layout appeals to anyone looking for a foreigner friendly rental Japan that combines functionality, affordability, and everyday comfort in one practical package.

Modern 1DK, move-in made easy

Featured Listing: Urban Park Rokucho – Modern 1DK Apartment in Tokyo

The Urban Park Rokucho offers a perfect balance of comfort and affordability for those looking for a modern 1DK apartment Japan. Priced at ¥100,000 per month (including maintenance fee), this property provides a stylish and functional living space ideal for singles or couples seeking a peaceful retreat within reach of central Tokyo.

Located in Adachi-ku, Tokyo, the apartment is only a 9-minute walk from Tsukuba Express Rokucho Station, ensuring convenient access to major city areas. The unit spans 25.34㎡ and features a bright interior with a well-separated dining and kitchen area, offering more privacy than a studio. Built in 2023, the property boasts a clean, modern design with strong sound insulation and natural light.

This apartment stands out for its no deposit and no key money policy, along with a reasonable initial move-in cost of around ¥244,000. It’s also listed as a foreigner friendly rental Japan, making it a great choice for non-Japanese residents seeking apartments for rent in Tokyo Japan without complicated paperwork.

Property Details:

  • Address: 1-12-4 Ichiya, Adachi-ku, Tokyo
  • Layout: 1DK (25.34㎡)
  • Rent: ¥100,000/month (including maintenance fee)
  • Access: 9-minute walk from Tsukuba Express Rokucho Station
  • Year Built: 2023
  • Move-in Cost: Approx. ¥244,000 (No deposit, no key money)
  • Building Type: Reinforced concrete, 5th floor
Move-in ready 1DK, inviting space

For more photos, location details, and inquiry options, please visit the listing below:
View full information on website

The Price of a 1DK Apartment in Tokyo

The rent in Tokyo depends heavily on the neighborhood and distance from train stations.
Below is an approximate 2025 rent guide for 1DK units:


Ward

Average Rent (Yen/month)

Notes

Chiyoda

151,400 Yen

Central business district

Chuo

136,200 Yen

Financial and shopping area

Minato

146,800 Yen

High-end area offering numerous conveniences

Shinjuku

130,300 Yen

Central hub with great transport access

Shibuya

153,200 Yen

Trendy and popular area

Bunkyo

131,400 Yen

Academic and quiet district

Adachi

77,200 Yen

Northeastern suburban area

Edogawa

81,100 Yen

Riverside, more affordable

Koto

111,000 Yen

Newer bay area developments

Arakawa

96,000 Yen

Residential and moderate pricing

Katsushika

75,700 Yen

Eastern outskirts, very budget-friendly

Taito

116,900 Yen

Near Ueno, rich in culture

Sumida

115,500 Yen

Along the Sumida River

Shinagawa

123,800 Yen

Southern waterfront area

Meguro

132,400 Yen

High demand living area

Ota

100,400 Yen

Large ward in the south

Setagaya

112,900 Yen

Quiet suburban-style district

Nakano

109,700 Yen

Central but more affordable

Suginami

104,200 Yen

Western residential ward

Nerima

89,100 Yen

Northwestern suburban area

Toshima

115,900 Yen

Near Ikebukuro, convenient access

Kita

96,000 Yen

Northern Tokyo, reasonable rent

Itabashi

89,800 Yen

Northern edge, good value

If you’re hunting for a cheap apartment Tokyo, consider expanding your search beyond central wards. You’ll find better deals while keeping access to the city via efficient public transport.

What It’s Like to Live in a 1DK Apartment

Living in a 1DK apartment Japan offers a unique blend of comfort, practicality, and efficiency. Though smaller than Western-style homes, these apartments are thoughtfully designed to make the most of every square meter, reflecting Japan’s minimalist approach to urban living. Whether you’re renting in Tokyo or another major city, here’s what daily life in a 1DK really feels like:

Compact Yet Comfortable

Despite its modest size, a 1DK can feel surprisingly spacious when designed well. Japanese architects are experts at optimizing limited floor areas, using sliding doors, built-in storage, and modular furniture to create a sense of openness. The main room can serve as both a bedroom and a living area, depending on how you arrange your space. With smart organization and light-colored interiors, your apartment can feel cozy, clean, and uncluttered.

A Separate Cooking and Dining Zone

One of the main advantages of a 1DK is the separation between your kitchen-dining area and your sleeping space. Unlike 1R or studio units, this division helps keep cooking smells and steam out of your bedroom. It’s perfect for anyone who enjoys preparing meals at home or inviting friends for a quiet dinner. Many apartments in Tokyo include compact but well-equipped kitchens with a gas stove, range hood, and fridge space, enough for daily cooking without crowding the room.

Designed for energy savings and affordability

Because of their smaller size, 1DK apartments are generally more energy efficient than larger layouts. Heating and cooling require less power, and smaller appliances help lower monthly electricity bills. If you’re comparing apartments for rent in Tokyo Japan, you’ll notice that 1DK units often have more manageable utility costs, which is a major benefit for students, single professionals, or anyone living on a budget.

Peace, Privacy, and Mental Comfort

Even a single partition wall between the living and dining areas provides a sense of privacy and psychological comfort. You can separate “work or dining mode” from “rest and relaxation mode,” which is especially important if you spend a lot of time at home. Compared to open 1R layouts, a 1DK offers better noise control and a clearer distinction between functional spaces, contributing to a calmer, more organized lifestyle.

Overall, living in a 1DK apartment Japan is ideal for those who appreciate simplicity without sacrificing comfort. It offers a balanced lifestyle, compact yet livable, private yet affordable, making it one of the most practical options for modern renters in Japan.

Bright 1DK with stylish kitchen

Where to Find 1DK Apartments in Japan

Looking for an apartment for rent in Tokyo or other cities? These are some trustworthy platforms:

  • Arealty Japan – Offers foreigner friendly apartments Tokyo with full English support.
  • SUUMO – One of Japan’s largest listing sites for apartments in Japan Tokyo.
  • Homes.co.jp – Great for comparing prices and layouts.
  • GaijinPot Housing – Focused on foreigners seeking rentals in Tokyo Japan.

For a personalized experience, Arealty Japan provides English-speaking agents who help you find the best apartments for rent in Tokyo Japan, explain contracts, and handle communication with landlords.

Tips for Renting a 1DK Apartment in Tokyo

Finding the right 1DK apartment for rent Tokyo can be exciting but also a bit overwhelming, especially for first-time renters or foreigners unfamiliar with Japan’s housing system. To make your search easier and avoid unexpected costs, here are some key tips to keep in mind before signing a lease:

  • Calculate Total Move-in Costs:
    Renting in Japan often involves several upfront payments such as a deposit, key money (“reikin”), and agency fees. These can add up to three or four months’ rent, so it’s best to confirm all details in advance and plan your budget carefully.
  • Check for Furnishings:
    Many apartments for rent in Tokyo Japan are unfurnished, meaning you’ll need to buy or rent your own furniture. If you’re staying short-term, consider semi-furnished or serviced apartments to save time and effort.
  • Search for listings suitable for foreigners:
    Agencies like Arealty Japan specialize in foreigner friendly apartments in Tokyo, helping non-Japanese speakers rent smoothly without a local guarantor. Choosing such agencies can make the entire process much simpler.
  • Consider Nearby Areas:
    Expanding your search beyond the city center can make a big difference in price. Districts like Koto, Edogawa, or Suginami offer lower Japan Tokyo apartment rent while still providing fast train access to central Tokyo.
  • Compare with Shared Housing:
    If you’re on a tight budget or prefer a social living environment, a shared house Tokyo can be a great temporary choice. It’s an affordable way to experience city life before moving into your own private 1DK unit.

By keeping these points in mind, you’ll be better prepared to find a comfortable and affordable 1DK apartment that matches both your budget and lifestyle in Tokyo.

Is a 1DK Apartment Right for You?

If you’re searching for apartments in Tokyo to rent or homes for rent in Japan, and value simplicity, privacy, and affordability – then yes, a 1DK apartment Japan is an excellent choice.

It provides just enough space for a comfortable lifestyle without unnecessary cost, making it ideal for single professionals, couples, and long-term foreign residents.

Conclusion 

So, what is 1DK apartment Japan? It’s a one-room unit with a separate dining-kitchen area, compact, functional, and affordable. Perfect for anyone moving to Tokyo or other major cities, it strikes a balance between convenience and cost.

At Arealty Japan, we specialize in helping foreigners find apartments for rent in Tokyo Japan, including foreigner friendly apartments Tokyo, shared house Tokyo, and cheap apartment Tokyo options.
Whether you’re looking for a quiet flat Tokyo or a modern rent house Japan, our team can help you find your next home with ease.

Explore available listings on Arealty Japan: