Selected images and diagrams are reproduced from the materials supplied for this listing.
Castle Mansion Shimura Sakaue is a 12-storey building with one basement level, of steel-reinforced and reinforced concrete construction, at 2-17-7 Azusawa in Itabashi-ku. It was completed in February 1986 with 31 units, two of them shops, and is managed by Kokudo Shinwa under a fully outsourced contract with a visiting caretaker. This residence is a 3LDK of 72.59 sq m on the tenth floor, a corner residence open on three sides with a south-west-facing balcony of 8.24 sq m. The floor plan shows a living, dining and kitchen space, two Western-style bedrooms, a Japanese-style room, a unit bathroom, a washroom, a separate toilet and several cupboards, with bay windows on one side.
The residence is currently let on an ordinary lease from 27 August 2025 to 26 August 2027 at a monthly rent of JPY 175,000 plus a common-service charge of JPY 10,000, with a deposit of JPY 350,000. On the asking price of JPY 46,200,000 that is a gross yield of 4.8% before costs. According to the listing material, water supply works and a lift replacement were carried out in 2018 and the water pipes were rehabilitated in 2019. Because the residence is occupied, the interior cannot be viewed and no interior photographs were supplied.
| Property Type | Residential Condominium |
|---|---|
| Address | 2-17-7 Azusawa, Itabashi-ku, Tokyo |
| Nearest Station | Shimura-sakaue Station (Toei Mita Line) |
| Walking Distance | Approx. 1 min |
| Layout | 3LDK |
| Building Area | 72.59 sq m |
| Balcony Area | 8.24 sq m |
| Floor | 10th Floor |
| Building Height | 12 Storeys (1 basement) |
| Building Structure | SRC / RC |
| Year Built | February 1986 |
| Number of Units | 31 Units (including 2 shops) |
| Tenure | Freehold Ownership |
| Management Fee | JPY 12,920 / month |
| Reserve Fund | JPY 15,895 / month |
| Management | Fully outsourced, visiting caretaker |
| Pets | Not permitted |
| Occupancy | Tenanted (ordinary lease) |
| Handover | Immediate |
Areas are the figures from the listing material and remain subject to verification against the register.
The building stands at 2-17-7 Azusawa in Itabashi-ku. Shimura-sakaue Station on the Toei Mita Line is approximately 1 minute on foot.
The map indicates the location of the building. Walking times above are as stated in the listing material.
Open in Google MapsIn the At Home – Sumitomo Mitsui Trust Research Institute Mansion Rent Index for Q1 2026, the family-type index for Tokyo’s 23 wards — units of 60 to under 100 sq m, the band this 72.59 sq m residence falls into — rose approximately 12.3% year on year.
In the Reiwa 8 (2026) Official Land Price Survey, residential land in Itabashi-ku rose 8.5% on the previous year. The Ministry of Land, Infrastructure, Transport and Tourism’s Real Estate Price Index puts condominium prices in Tokyo at 234.8 for December 2025 against a 2010 average of 100 — a rise of approximately 9.6% on the same month a year earlier.
These figures describe the named ward and Tokyo as a whole, not this individual property. The rent index covers quality-adjusted contracted rents for condominium-type buildings generally, not this address; the land figure is an average across all official reference points in the ward, not an appraisal of this address; the price index is a nationwide statistical series for Tokyo. None of them guarantees future rent, value or performance.
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