Oguchi House B is a seven-storey steel-reinforced concrete building with a flat roof at 83-2 Oguchi-dori in Kanagawa-ku, Yokohama, completed in September 1979, part of a 171-residence development, in a Category 1 residential zone; it was built by Hasegawa Komuten. The building permit was issued in June 1978, under the seismic standard in force before June 1981, and no seismic diagnosis result is recorded in the documents provided. Management is fully outsourced to Meiwa Jisho Community, with a commuting caretaker. The management report gives the repair reserve as JPY 261,439,976 as of September 2025, with no borrowing; the listing documents include a long-term repair plan, and roof waterproofing and the renewal of all common-area lighting were carried out in 2025. Parking is JPY 15,000 per month, with no space currently vacant. Pets are not permitted and office use is not permitted.

This residence is a 3LDK of 66.30 sq m on the fourth floor, with a 6.60 sq m balcony. The plan has a living, dining and kitchen space of approximately 12.8 jo with a W2100 counter kitchen and three bedrooms of approximately 5.7, 5.7 and 5.4 jo with closets and hall storage, plus a separate 1216-size bathroom, washroom and toilet. An interior renovation is under way and is scheduled for completion on 30 October 2026, replacing the kitchen, bathroom, washstand and toilet, with wet-area flooring and new flooring throughout, new joinery and lighting, a new water heater with reheating, a shoe cupboard and new wall coverings, followed by house cleaning. The listed equipment includes a dishwasher, a water purifier, a bathroom drying unit, reheating and an insulated tub. The residence is vacant, with handover by consultation.

The listing material lists a 7-Eleven (Yokohama Oguchi Ekimae) approximately 170 m away (3 minutes on foot), Gyomu Super (Oguchi Matsumicho) approximately 300 m (4 minutes), Drug Seims approximately 300 m (4 minutes), a Life supermarket approximately 450 m (6 minutes), MEGA Don Quijote UNY and Kojima × Bic Camera approximately 500 m (7 minutes); the school districts are Oguchidai Elementary School and Kanagawa Junior High School.