Shimbashi Plaza Building is a mixed-use building with commercial facilities at 4-9-1 Shimbashi in Minato-ku, a 16-storey steel-framed reinforced concrete and reinforced concrete structure with two basement levels, completed in April 2011 with 87 residences. It was originally sold by Nishimatsu Building Service and built by Nishimatsu Construction. Management is fully outsourced with a day-shift caretaker (managed by Tokyu Community). The building has lifts, an auto-lock entrance and a delivery box. Parking is available at JPY 42,000 to 45,000 per month, with bicycle parking and moped parking also on site. Pets are permitted under the building's pet rules, one animal of up to 50 cm in body length when fully grown.

This residence is a 1LDK of 37.92 sq m on the eighth floor, with a 4.55 sq m balcony and two private storage rooms of 0.41 and 0.84 sq m outside the residence. The plan provides a living, dining and kitchen space of approximately 9.4 jo and a Western-style room of approximately 3.0 jo with a counter, with built-in storage along the living area. An interior renovation was completed on 5 June 2026, covering a Cleanup system kitchen with a dishwasher, a TOTO unit bath with a ventilation, drying and heating unit and reheating, a TOTO vanity unit and washing-machine pan, a TOTO integrated warm-water-washing toilet, flooring in the living area, bedroom and hallway, floor tiles in the entrance, washroom and toilet, new wall coverings and joinery, a new distribution board, a shoe cupboard, an intercom, light fittings and one air conditioner.

• Office use is possible subject to the restrictions in the usage rules; pets permitted under the building's pet rules (one animal, up to 50 cm in body length when fully grown)

The listing material lists FamilyMart Shimbashi Sakurada-koen-mae approximately 79 m away (1 minute on foot), Maruetsu Petit Shimbashi 5-chome approximately 350 m (5 minutes), New Shimbashi Building approximately 200 m (3 minutes) and Hama-rikyu Gardens approximately 800 m (10 minutes).