International Interface Co., Ltd.Broker Licence: Tokyo Governor (3) No. 96857
COSMO TOKYO BAY FORT
Tatsumi, Koto-ku, Tokyo · Approx. 9 min walk to Tatsumi Station (Tokyo Metro Yurakucho Line)
JPY 80,900,000 ≈ US$512,000
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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.
All figures are public statistics for the wider area, not an appraisal of this residence, and none of them guarantees future rent, value or performance.
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Cosmo Tokyo Bay Fort is a steel-reinforced concrete building at 1-7-1 Tatsumi in Koto-ku, completed in June 2001 with 137 residences, 11 storeys above ground and one basement level, in a quasi-industrial zone. Management is fully outsourced to Daiwa LifeNext, with a day-shift caretaker, and a long-term repair plan is in place. Shared facilities include a car-wash space, a rooftop sky garden and delivery boxes. Mechanical parking is listed at JPY 16,000 to 25,000 per month, subject to availability. Pets are not permitted.
This residence is a 3LDK of 67.80 sq m on the second floor, with no residence below, a 12.00 sq m balcony and a 1.90 sq m porch. The plan provides a living, dining and kitchen space of approximately 13.2 jo with a flat counter kitchen, three Western-style rooms of approximately 6.7, 6.2 and 5.2 jo, and a walk-in closet. A renovation was completed on 25 August 2026, covering a new system kitchen, unit bath, washroom vanity, toilet and joinery, a newly fitted dishwasher, new wall and ceiling coverings throughout, new flooring and house cleaning. The residence is vacant and available for immediate handover.
| Layout | 3LDK + walk-in closet (LDK approx. 13.2 jo; Western-style rooms approx. 6.7, 6.2 and 5.2 jo) |
|---|---|
| Floor area (this residence) | 67.80 sq m (wall-centre) |
| Balcony | 12.00 sq m (porch 1.90 sq m) |
| Floor | 2nd Floor |
| Renovation | Renovation completed 25 August 2026 — a new system kitchen, unit bath, washroom vanity, toilet and joinery, a newly fitted dishwasher, new wall and ceiling coverings throughout, new flooring and house cleaning |
| Occupancy | Vacant |
| Handover | Immediate |
| Management fee | JPY 8,470 / month |
|---|---|
| Repair reserve fund (for long-term building repairs) | JPY 21,000 / month |
| Building height | 11 Storeys above ground, 1 basement level |
|---|---|
| Building Structure | Steel-Reinforced Concrete |
| Year Built | June 2001 |
| Number of Units | 137 Units |
| Management | Fully outsourced, day-shift caretaker (Daiwa LifeNext) |
| Parking | Mechanical parking available, JPY 16,000–25,000 / month (availability to be confirmed) |
| Pets | Not permitted |
| Address | 1-7-1 Tatsumi, Koto-ku, Tokyo |
|---|---|
| Nearest Station | Tatsumi Station (Tokyo Metro Yurakucho Line) |
| Property Type | Residential Condominium |
| Tenure | Freehold Ownership |
| Zoning | Quasi-Industrial Zone |
1 jo is one tatami mat, about 1.62 sq m.
The building stands at 1-7-1 Tatsumi in Koto-ku. Tatsumi Station on the Tokyo Metro Yurakucho Line is approximately 9 minutes on foot.
The listing material lists Koto Daini Tatsumi Elementary School approximately 430 m away, Koto Tatsumi Junior High School approximately 630 m, AEON Shinonome approximately 880 m, Tatsumi-no-Mori Seaside Park approximately 490 m and a FamilyMart approximately 60 m.
Journey time to Tokyo, the nearest major Yamanote Line terminal, for the quickest route including any changes, weekday 8 am departure (morning rush); Yahoo! Japan Transit, searched October 2026. Walking to the station is not included.
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International Interface Co., Ltd. — founded in 2000, with offices in Tokyo and Mountain View, California. Company profile ↗ · Our team ↗
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