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Aparthotel · Tokyo · Tokyo City Area

Shinjuku Mermaid Apartment

A self-catering base in Tokyo's Shinjuku area, with soundproofed rooms and practical amenities for independent travelers.

  • Self-catering apartment with kitchenware and dining table
  • Soundproofed rooms for a quieter stay
  • Express check-in/out and 24-hour security
7.7 Very good 81 reviews Booking.com 7.7 · 81 reviews

About

Shinjuku Mermaid Apartment

Shinjuku Mermaid Apartment is a 3-star property located in the Shinjuku area of Tokyo. The apartment includes a dining table, electric kettle, and cookware, making it suitable for guests who prefer to prepare some meals. All rooms come with air conditioning and heating.

Guests have access to free Wi-Fi, a washing machine, and soundproofed rooms. The property enforces a strict no-smoking policy and does not allow pets. Express check-in/out is available, and security measures include smoke detectors and fire extinguishers.

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

In brief

What works, what to weigh

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Strengths

3 reasons to book
  • Strong general rating and facilities — Guests rate the property 8.4 for general experience and 8.3 for facilities, indicating a well-maintained and comfortable stay.
  • Good service and room quality — Service scores 8.1 and rooms 8.0, reflecting reliable service and comfortable accommodations. Soundproofed rooms add to the appeal.
  • Self-catering convenience — The apartment includes kitchen utensils, a dining table, and an electric kettle, offering flexibility for guests who want to cook.
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Worth weighing

3 to weigh
  • Check-in window is limited — Check-in is only from 16:00 to 23:59, which may be inconvenient for late-night arrivals. The property does not offer 24-hour reception.
  • No pets allowed — The property has a strict no-pets policy, so guests traveling with animals cannot stay here.
  • Value rating is comparatively lower — While ratings for rooms and service are solid, the value score is 7.8, which is slightly below the overall average, suggesting some guests find pricing high for what is offered.

01 — Rooms

Rooms & rates

High season: summer dates usually book out a few weeks ahead.

Apartment

  • 1 Single Bed or 1 Double Bed
  • Shower
  • Heating
  • Air conditioning

02 — Amenities

Services & amenities

Everything included at this stay — the facilities and essentials, at a glance.

Comfort & Convenience

  • Air conditioning
  • Heating
  • Soundproofed rooms
  • Wi-Fi
  • Express check-in/ -out

Kitchen & Laundry

  • Dining table
  • Electric kettle
  • Cookware/ Kitchen utensils
  • Washing machine

Safety & Policy

  • Security
  • Smoke detectors
  • Fire extinguishers
  • No smoking on site
  • No pets allowed

03 — Reviews

What guests say

Recent verified reviews from guests who stayed here.

7.7
Very good 81 reviews

Guest-rated 7.7/10 from 81 reviews

Booking.com · 7.7 · 81 reviews

04 — Location

Getting around Tokyo

The property sits in Tokyo.

Getting Around: Located in Shinjuku, a major hub in Tokyo. The property's exact distance to public transport is not specified, but Shinjuku's extensive rail and subway network is within reach.

Neighborhood Vibe: The area around Shinjuku is known for its vibrant energy, but the apartment's soundproofing helps mitigate street noise. No specific landmarks are listed.

東京都新宿区北新宿４−２１−5, Tokyo, Tokyo City Area, Japan

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05 — Good to know

Policies & conditions

Hotel details are shown for reference. Final rate terms are confirmed on the partner’s site at booking.

Check-in
From 16:00-23:59
Check-out
By 11:00
Cancellation
Free cancellation on many rates — terms on booking page
Payment
Pay-at-hotel available on many rates; final terms at booking
Pets
Not allowed

06 — Questions

Frequently asked

What are the check-in and check-out times?

Check-in is from 16:00 to 23:59, and check-out is by 11:00.

Are pets allowed at Shinjuku Mermaid Apartment?

No, pets are not allowed on the property.

What amenities are available in the apartment?

The apartment includes air conditioning, heating, a washing machine, an electric kettle, cookware, and a dining table. Free Wi-Fi is also available.

Is smoking allowed on the property?

No, smoking is strictly prohibited on the premises.

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The bottom line

Shinjuku Mermaid Apartment is a sound choice for self-sufficient travelers who value quiet, well-equipped rooms and don't mind a strict check-in window. It's not ideal for pet owners or those arriving late at night.

7.7A practical, self-catering apartment for independent stays.

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