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Neighborhood · Shinjuku

Shimo-Ochiai

下落合

A lowland by the Kanda River that has dyed cloth since early Edo, where residents raise fireflies on spring water

Street Environment 7.2 · Convenience 7.8

Nearby neighborhoods

The closest neighborhoods in the same city.

From people who know it

Local guide

01First impressions

Shimo-Ochiai is divided into two levels: the low-lying area along the Kanda River, and the plateau above it. The low-lying area has relied on the river for dyeing since the early Edo period, and businesses like kimono-washing and laundry factories still cluster there today.

In Otomeyama Park in Shimo-Ochiai 2-chome, there's spring water on the slope, and the park has set up a firefly breeding facility. Residents raise Heike fireflies using the spring water and also run their own events. Every July, the park holds a firefly-viewing event.

The station is Shimo-Ochiai Station on the Seibu Shinjuku Line, where only Local trains stop. Heading toward Seibu-Shinjuku, the next station is Takadanobaba.

02What works

From our street photos, greenery ranks 98th among 395 neighborhoods in Tokyo, the best of this neighborhood's categories, placing in the top 30%. Buildings rank 114th, also in the top half.

At Yakuoin Temple in Shimo-Ochiai 4-chome, about a hundred peonies were transplanted from Hasedera Temple in Nara in 1966, and there are now about a thousand. The flowering season is April and May, and the temple is open for worship during the day, free of charge. In Saeki Park in Naka-Ochiai 2-chome, the studio residence of painter Saeki Yuzo was converted into a City-run memorial museum, which opened in 2010.

03Heads-up

Sidewalks rank 324th, the weakest of the four street photo categories. Daily shopping ranks 162nd, also in the lower-middle range.

Both Express and Semi Express trains pass through Shimo-Ochiai Station without stopping, and the south exit is only open from 7:30 to 22:00. Before the river-widening work was completed, the low-lying area near the river often flooded. In April 1978, the Kanda River overflowed near Tajima Bridge in Shimo-Ochiai 1-chome, and about 300 households were flooded above floor level.

04A bit of history

During the Edo period, the Otomeyama area was a hunting ground for the Tokugawa family, off-limits to ordinary people, which is where the name comes from. During the Taisho era, the Soma family built a residence with a large garden here.

The residence was later sold, and nearby residents, worried the woods would disappear, launched a preservation movement; in 1969, part of it was opened as a park. The City later acquired the adjacent land to expand it, and a new section opened in October 2014.

Before the war, Shimo-Ochiai also had factories: in 1935, aircraft parts maker Kanto Jukogyo set up its main plant here, with subcontractor factories lined up one after another. From 1944 to 1945, most of the low-lying area, centered on military factories, was burned to scorched earth.

Compiled by TidyMap with AI from public sources · updated 2026-10 · 6 sources

Scores

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

Street Environment7.2No. 229
Cleanliness9.0No. 189
Buildings8.0No. 114
Sidewalks4.4No. 324
Greenery7.3No. 98
Convenience7.8No. 137
Transit7.1No. 136
Everyday shopping8.0No. 162
Healthcare8.9No. 128

What's here

See the full list
  • Otomeyama ParkOtomeyama Park was the Tokugawas' Edo-era hunting ground, with hillside springs and a July firefly festival.
  • Ochiai Daiyon Elementary SchoolCatchment covers 71%
  • Ochiai Daiichi Elementary SchoolCatchment covers 26%
  • Fujimidai Elementary School (Toshima)Nearby・Catchment covers 1%
  • Ochiai Junior High School (Shinjuku)Catchment covers 97%
  • Nishi-Ikebukuro Junior High SchoolNearby・Catchment covers 1%
  • Nishi Toyama Junior High SchoolNearby・Catchment covers 1%
  • Tokyo Fuji University
  • Sophia University
  • Gakushuin UniversityNearby
  • Graduate School of Social DesignNearby
  • Kawamura High SchoolNearby
  • Gakushuin High SchoolNearby
  • Seibo Hospital
  • Shimo-OchiaiShimo-Ochiai Station is on the Seibu Shinjuku Line, served only by local trains, with north and south ticket gates.
  • Mejiro
  • Otomeyama Park

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.

68 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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