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From157US$ /night
Check-in
16Mar2026Select date
Check-out
17Mar2026Select date
Rooms and Guests2 Guests, 1 Room
Key details

About the Hotel

東京都新宿区北新宿4−21−5, Tokyo, Japan
-
Close to Seiganji Temple
Very good
7.7
/10

Accommodations

Shinjuku Mermaid Apartment offers 36 uniquely decorated rooms equipped with kitchenettes, enhancing the convenience for longer stays. Each room includes an oven, a microwave, and a refrigerator, allowing for meal preparations. The apartment setting provides a home-like experience with varied room sizes, catering to different group needs.

Facilities

The hotel includes a shared lounge for guest interaction and relaxation, promoting a sense of community. A vending machine is available for snacks and drinks, ensuring convenience at all hours. In-house laundry facilities allow guests to maintain their wardrobe while traveling.

Location

Located just a 10-minute walk from Shinjuku Station, the apartment allows easy access to public transportation. Guests can explore the vibrant streets of Shinjuku or enjoy parks like Shinjuku Gyoen National Garden nearby. A variety of dining and shopping options are within walking distance, enhancing the experience.

Business Services

The hotel is equipped to accommodate business travelers, offering a dedicated workspace within the apartment. Nearby coworking spaces are available for meetings or collaborative work. Free wired internet service supports remote work needs.

Family-Friendly Attributes

Family suites are available, providing ample space for families traveling together. Children can visit nearby attractions like the Tokyo Metropolitan Government Building, which offers observation decks. The surrounding areas feature playgrounds and parks, perfect for family outings.

Highlights

Location: 10-minute walk from Shinjuku Station

Accommodations: 36 uniquely decorated rooms

Facilities: shared lounge & vending machine

Business: dedicated workspace with free wired internet

Must-do experiences

  • Enjoy Tsukiji Outer Market's fresh sushi and street food delights.
  • Visit the serene Shinjuku Gyoen National Garden for stunning views.
  • Try a hearty bowl of ramen at Ichiran, famous for its tasty broth.
  • Explore the quirky shops and cafes in Golden Gai's narrow alleys.
  • Experience the Robot Restaurant for a dazzling performance and show.
View all

Choose the Room

From cosy doubles to spacious family suites – all with flexible options, breakfast, and exclusive deals.
Apartment
2 persons
485 sq. feet 
1 Single Bed or 1 Double Bed
Shower
Heating

Check Dates & Room Rates

See what's available for your travel dates

Amenities

Thoughtfully designed amenities for a comfortable & memorable stay
Facilities: Very good
7.8/10Review score

General

  • No smoking on site
  • Wi-Fi
  • Express check-in/ -out
  • No pets allowed
  • Security
  • Smoke detectors
  • Fire extinguishers

Guest Parking

  • Electric kettle
  • Cookware/ Kitchen utensils

Room features

  • Air conditioning
  • Soundproofed rooms
  • Dining table

Bathroom

  • Washing machine
  • Free toiletries

Self-catering

  • Electric kettle
  • Cookware/ Kitchen utensils
Show more

Shinjuku Mermaid Apartment Location

東京都新宿区北新宿4−21−5, Tokyo, Japan
Map view
東京都新宿区北新宿4−21−5, Tokyo, Japan
Nearby
3-16-18 Kitashinjuku
Yoroi Shrine
1600 ft
Park
Kanda Josui Park
1200 ft
Restaurants
Omoriken
2100 ft
1-51-1
Miran
2600 ft
1-28-18 Kitashinjuku
Menyabaku
2600 ft
4-4-3
Pasta Pizza Grazie Gardens
2800 ft
4-30-6
Mister Donut Higashi-Nakano Shop
2600 ft
4-4-5
Kojitsu
3000 ft
1-53-7
Rujarudangorowa
3200 ft
3-1-17
Temomisoba Chojuan
3600 ft
3-15-13
Karerifu
3300 ft
3-1-2
Tenkazushi Shinokubo
3500 ft
1-17-10 Hyakunincho
Explore Tokyo
Explore the Neighborhood
Top Attractions
Activities
Dining
Entertainment
Yoroi Shrine
6 minutes' walk
Yoroi Shrine is a serene Shinto shrine known for its cultural significance and peaceful surroundings, perfect for a quiet moment.
Tokyo Metropolitan Government Buildings
30 minutes' walk
Impressive architectural landmark offering free observation decks with panoramic views of Tokyo's skyline and Mt. Fuji on clear days.
Shinjuku Golden Gai Theater
30 minutes' walk
Famous for its narrow alleys and unique bars, Golden Gai features tiny venues often showcasing live performances and local art.
Omoide Yokocho Nights Market
25 minutes' walk
A vibrant alleyway lined with izakayas and food stalls, perfect for enjoying traditional Japanese street food and the local atmosphere.
Biking in Shinjuku Central Park
30 minutes' walk
Biking rental services available at Shinjuku Central Park, offering lovely paths surrounded by gardens and peaceful landscapes.
Relaxation at Kanda Josui Park
5 minutes' walk
Stroll through Kanda Josui Park, a tranquil escape in the city with a pond and gardens, ideal for a refreshing break or meditation.
Omoriken
8 minutes' walk
Casual eatery specializing in Japanese ramen with rich broth and homemade noodles, perfect for a local delicacy experience.
Miran
10 minutes' walk
Charming Korean restaurant offering authentic barbecue dishes and vibrant flavors in a cozy atmosphere, great for sharing meals.
Menyabaku
10 minutes' walk
Known for its delectable soba noodles and tempura, Menyabaku provides a comfortable setting for traditional Japanese dining.
Shinjuku Golden Gai
30 minutes' walk
Eclectic nightlife district with themed bars and live music, providing a lively ambiance and a glimpse into Tokyo's bar culture.
Samurai Museum
25 minutes' walk
Fascinating museum showcasing samurai armor and weapons, often hosting engaging exhibitions and interactive experiences for all ages.
Getting around
City Centre
Tokyo24 min  ·  1.2 mi
Airports
Tokyo International Airport (HND)38 min  ·  15.6 mi
Narita International Airport (NRT)113 min  ·  46.5 mi
Train
Shin Okubo Station14 min  ·  3700 ft
Takadanobaba Station16 min  ·  4300 ft
Underground
Ochiai9 min  ·  2300 ft
Higashi-nakano10 min  ·  2700 ft
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Property information and rules
Check-in
from 16:00-23:59
Check-out
until 11 am
Internet
Wireless internet is available in for free.
Pets
Pets are not allowed.
Languages
Japanese

Guest Ratings & Reviews

Real Guest Experiences & Ratings
Review score
Based on 31 verified reviews
7.5/10
Very good
77%
Recommend
Cleanliness
8.0/10
Comfort
8.1/10
Facilities
7.8/10
Free Wi-Fi
5.8/10
Location
7.5/10
Paid Wi-Fi
8.3/10
Staff
7.9/10
Value for money
8.4/10
Pros
Quiet area
Spacious apartment
Comfy beds
Washing machine
Cons
Walk to station
Mismatched photos
Lack of airer
Guest reviews
based on 87 reviews
7.7/10
No reviews yet on our siteUnfortunately, our guests have not yet left any reviews for this hotel, but you can read reviews from Booking.com.
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16Mar2026Select date
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Rooms and Guests2 Guests, 1 Room