Dia Palace Omiya is an eight-storey reinforced concrete building with a flat roof at 1-299-8 Kitabukuro-cho in Omiya-ku, Saitama, completed in March 1986 with 104 units and built by Tokyu Construction, in an industrial zone. Management is fully outsourced to Nihon Housing, with a commuting caretaker. The listing material notes a large-scale repair carried out in June 2022, a long-term repair plan, and a repair reserve of JPY 156,167,486 as of February 2026. Parking is listed at JPY 10,000 per month, with no vacancy at present. Pets are not permitted and office use is not permitted. Internet is available from NTT, KDDI and NURO Hikari (under confirmation).

This residence is a south-east-facing 3LDK of 78.36 sq m on the seventh floor, with an 8.53 sq m balcony. The plan has a living, dining and kitchen space of approximately 19.0 jo, three bedrooms of approximately 7.2, 5.5 and 5.3 jo with closets, a separate bathroom, washroom and toilet, and storage in the living area. An interior renovation is under way and is scheduled for completion on 15 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, followed by house cleaning. The listed equipment includes a W2400 wall-facing kitchen with wall cupboards, a dishwasher and a water purifier, and a 1216-size bathroom with a drying unit, reheating and an insulated tub with a thermal lid. The residence is vacant, with handover by consultation.

The listing material lists a Lawson (Saitama Kamikizaki 2-chome) approximately 230 m away (3 minutes on foot), a TOP fresh-food market (Viva Mall Saitama-Shintoshin) approximately 600 m (8 minutes) and a Matsumoto Kiyoshi drugstore (Viva Mall Saitama-Shintoshin) approximately 650 m (9 minutes). The assigned public schools are Omiya Minami Elementary School and Omiya Minami Junior High School.