Building guide

CI Mansion Shinkoiwa Shinsui Koen

A 7-storey, 50-home condominium in Honisshiki 1-chome, Edogawa-ku, completed in 1989.

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Overview

The building

Address: 1-25-8 Honisshiki, Edogawa-ku, Tokyo
Stations: Shin-Koiwa (JR Sobu Line), 15 min walk; or 8 min by bus to Tenjinbashi stop, then 2 min walk
Completed: February 1989
Size: 7 storeys; 50 homes
Structure: Reinforced concrete (RC)
Land: Freehold
Developer(s): ITOCHU Corporation
Contractor: Arai-gumi

History

History of the building

1989: Completed in February

Area

Area in Numbers

Resale condos, Edogawa-ku

JPY 670,588

Median sale price per sq m of floor area · 1,013 sales in the latest year

Official land price nearby — land only

JPY 385,000

Per sq m of land · nearest official point, about 0.3 km away · 1 Jan 2026

A home's price per sq m is on floor area and includes the building; the official land price is per sq m of land alone.

Change over 1 year · public statistics

Area-wide figures, not this building

Residential land

↑ 5.7%

Edogawa-ku average · 1 Jan 2026 vs a year earlier

Land near this building

↑ 5.5%

Nearest official point · 1 Jan 2026 vs a year earlier

Resale condo prices

↑ 11.8%

Edogawa-ku · median per sq m of 1,013 sales vs a year earlier

Apartment rents

↑ 6.7%

Tokyo 23 wards · Q1 2026 vs a year earlier

Condominium price index

↑ 9.6%

Tokyo · December 2025 vs a year earlier

Sources and notes

All figures are public statistics for the wider area, not an appraisal of this building, and none of them guarantees future rent, value or performance.

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