Nishikasai Park Homes is a five-storey reinforced concrete building with a flat roof at 2-2-20 Nishikasai in Edogawa-ku, completed in February 1988 and built by Konoike Construction, with 44 residences. It was originally sold by Mitsui Fudosan and is managed by Mitsui Fudosan Residential Service on a fully outsourced basis, with cleaning staff only. The building's works record includes water-supply pipe renewal in 2014, drainage pipe renewal in 2022 and large-scale repair works in 2025, and the management report records no borrowing and no arrears as of June–July 2026, with a long-term repair plan in place. The listing material states that there is no lift. The building has a monitor auto-lock. Pets and office use are not permitted, and short-term rental is prohibited by the building rules. Parking is JPY 18,000–20,000 per month, with no vacancy.

This residence is a 4LDK corner unit of 81.77 sq m on the third floor, open on three sides, with an L-shaped balcony of 28.50 sq m. The plan provides an LDK of approximately 17.6 jo with triple sliding doors to the adjoining bedroom (over 23 jo when opened), four bedrooms of approximately 6.4, 6.1, 4.3 and 4.2 jo, bay windows, closets, LDK storage and a separate 1218-size bathroom, powder room and toilet. An interior renovation is under way and is scheduled for completion on 22 January 2027, covering replacement of the kitchen, bathroom, washstand and toilet, wet-area flooring, new flooring, joinery and lighting, the water heater (with reheating), a shoe cupboard and new wall coverings throughout with an accent wall covering, followed by house cleaning. The listed equipment includes an island kitchen with a dishwasher and a water purifier, and a bathroom with a drying unit and reheating. The residence is vacant, with handover by consultation.

The listing material notes an OK supermarket (Nishikasai) approximately 605 m away (8 minutes) and AEON Kasai approximately 775 m away (10 minutes), with Kojima Park and Gyosen Park nearby; the school district is Seishin Daiichi Elementary School (approx. 746 m) and Seishin Daiichi Junior High School (approx. 747 m).