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Neighborhood · Koto

Nishi-ojima

西大島

After the Toden streetcar stopped running, its old tracks became a cherry-blossom greenway from the Tategawa River to Meiji-dori

Street Environment 7.8 · Convenience 8.1

Nearby neighborhoods

The closest neighborhoods in the same city.

From people who know it

Local guide

01First impressions

About 3 minutes on foot from Nishi-ojima Station brings you to Ojima Ryokudo Park, a greenway park. The old Toden Sunamachi Line, discontinued in 1972, had its former tracks turned into this greenway, which is a cherry blossom spot in spring.

The greenway runs south from a pedestrian bridge over the Tategawa River in the north, crosses Shin-Ohashi-dori, and continues on to Meiji-dori. The station is near the intersection of Meiji-dori and Shin-Ohashi-dori, an underground station on the Toei Shinjuku Line.

This neighborhood is Ojima 1-, 2-, and 3-chome around the station, home to about 19,000 people in 2020, roughly 245 people per hectare.

02What works

From our street photos, sidewalks rank 10th, near the top, the best-ranked category for this neighborhood. Healthcare ranks 57th, also near the top.

On the Shinjuku Line, Sumiyoshi is 1.0 km to the west and Ojima is 0.7 km to the east, both short distances. The bus stop in front of the station has Toei buses heading to Monzen-Nakacho, Shin-Kiba, Nishi-Kasai, and other destinations.

03Heads-up

From our street photos, greenery ranks 175th, in the middle, the lowest-ranked category for this neighborhood.

Based on the Geospatial Information Authority of Japan's flood inundation hazard map (maximum assumed scale), TidyMap sampled points at roughly every 40 meters within the neighborhood and calculated them itself; every point falls within the anticipated flood zone, with about 60% at 3 to 5 meters and the rest at 0.5 to 3 meters. Please check your own location on Koto City's flood hazard map, which shows flood depth and duration.

For a large-scale flood, the policy of the five Koto-area wards is that, in principle, all residents evacuate outside the five wards in advance (wide-area evacuation).

04A bit of history

The name Ojima is said to date from the Shoho era (1644–1647), when the coastal lowlands here were being developed and this was considered a relatively large island.

The Toden Sunamachi Line was discontinued in its entirety in 1972, and its former tracks became Ojima Ryokudo Park in April 1978. The Toei Shinjuku Line opened in December of that same year, with Nishi-ojima, Ojima, and Higashi-ojima stations all opening together.

05What's coming

In July 2025, Koto City added a supplementary edition to the Nishi-ojima Area Neighborhood Development Policy, incorporating flood-responsive neighborhood development.

On the same page, Koto City is also preparing a policy for the tentatively named Ojima 3-chome Station-Front Area: it held an opinion exchange session with the redevelopment preparatory association for the Ojima 3-chome 1-banchi district in November 2024, and a residents' briefing session in March 2025.

Compiled by TidyMap with AI from public sources · updated 2026-10 · 8 sources

Scores

Compared with the 395 Tokyo neighborhoods in this guide (scores 0–10)

Street Environment7.8No. 26
Cleanliness9.1No. 69
Buildings8.0No. 114
Sidewalks7.1No. 10
Greenery7.1No. 175
Convenience8.1No. 92
Transit7.6No. 76
Everyday shopping8.1No. 147
Healthcare9.3No. 57

What's here

See the full list
  • Ojima Ryokudo ParkOjima Ryokudo Park is a greenway built on the old Toden Sunamachi Line tracks, with cherry blossoms in spring; part of it lies outside this neighborhood.
  • Daiichi Ojima Elementary SchoolCatchment covers 65%
  • Daini Ojima Elementary SchoolCatchment covers 33%
  • Mori Elementary SchoolNearby・Catchment covers 2%
  • Ojima Nishi Junior High SchoolNearby・Catchment covers 67%
  • Daini Ojima Junior High SchoolCatchment covers 33%
  • Tokyo Metropolitan Joto High School
  • Tokyo Metropolitan High School of Science and Technology
  • Tokyo Metropolitan Oedo High SchoolNearby
  • Chuo Gakuin University Chuo High SchoolNearby
  • Tokyo Metropolitan Ryogoku High SchoolNearby
  • Tokyo Metropolitan Koto Commercial High SchoolNearby
  • Koto Rehabilitation Hospital0.1 km away
  • Nishi-ojimaNishi-ojima Station is an underground Toei Shinjuku Line stop near Meiji-dori and Shin-ohashi-dori.
  • Ario Kitasuna0.3 km away

Hospitals with inpatient beds (2020 data), public elementary and junior high schools whose catchment covers this area, high schools and universities within 1 km, stations, parks of 1 ha or more, and large shopping malls and department stores. Many Tokyo junior high students attend private schools, so junior high catchments are only a guide.

39 blocks · Curated boundary · Data version 2026-10-30

How are these measured?

Compared against the Tokyo neighborhoods in this guide; metrics without enough data are not ranked. Shopping counts convenience stores plus the nearer of a supermarket or a traditional market (public and private retail markets); night markets, vendor zones and shopping-street shops are not counted. Transit is rail-first with a lower weight for buses.

TidyMap rates the street environment and everyday convenience. It does not assess the home itself, safety, noise or actual living experience. About data limits

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